From c8d42ffd1fe1f43b17c2aee0806f48eba4ca10cd Mon Sep 17 00:00:00 2001
From: fhdk <fh@manjaro.org>
Date: Wed, 22 Aug 2018 18:33:43 +0200
Subject: [PATCH] add applications utility

---
 .idea/manjaro-hello.iml |  11 +
 .idea/misc.xml          |   7 +
 .idea/modules.xml       |   8 +
 .idea/vcs.xml           |   6 +
 .idea/workspace.xml     | 284 ++++++++++++++++++
 data/advanced.json      | 646 ++++++++++++++++++++++++++++++++++++++++
 data/default.json       | 352 ++++++++++++++++++++++
 data/preferences.json   |  51 ++--
 src/app-install         | 118 ++++++++
 src/app-utility         | 371 +++++++++++++++++++++++
 src/manjaro_hello.py    | 348 +++++++++++++++++++++-
 ui/manjaro-hello.glade  | 207 +++++++------
 12 files changed, 2287 insertions(+), 122 deletions(-)
 create mode 100644 .idea/manjaro-hello.iml
 create mode 100644 .idea/misc.xml
 create mode 100644 .idea/modules.xml
 create mode 100644 .idea/vcs.xml
 create mode 100644 .idea/workspace.xml
 create mode 100644 data/advanced.json
 create mode 100644 data/default.json
 create mode 100755 src/app-install
 create mode 100755 src/app-utility

diff --git a/.idea/manjaro-hello.iml b/.idea/manjaro-hello.iml
new file mode 100644
index 0000000..6711606
--- /dev/null
+++ b/.idea/manjaro-hello.iml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+  <component name="TestRunnerService">
+    <option name="PROJECT_TEST_RUNNER" value="Unittests" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..8656114
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="JavaScriptSettings">
+    <option name="languageLevel" value="ES6" />
+  </component>
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.7" project-jdk-type="Python SDK" />
+</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..75718e6
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/manjaro-hello.iml" filepath="$PROJECT_DIR$/.idea/manjaro-hello.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
new file mode 100644
index 0000000..3599221
--- /dev/null
+++ b/.idea/workspace.xml
@@ -0,0 +1,284 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ChangeListManager">
+    <list default="true" id="1878e107-6f19-4cdd-96ac-cf56d1731299" name="Default Changelist" comment="">
+      <change afterPath="$PROJECT_DIR$/data/advanced.json" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/data/default.json" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/src/app-install" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/src/app-utility" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/data/preferences.json" beforeDir="false" afterPath="$PROJECT_DIR$/data/preferences.json" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/manjaro_hello.py" beforeDir="false" afterPath="$PROJECT_DIR$/src/manjaro_hello.py" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/ui/manjaro-hello.glade" beforeDir="false" afterPath="$PROJECT_DIR$/ui/manjaro-hello.glade" afterDir="false" />
+    </list>
+    <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="DockManager">
+    <window id="1">
+      <content type="file-editors">
+        <state>
+          <leaf>
+            <file pinned="false" current-in-tab="true">
+              <entry file="file://$PROJECT_DIR$/src/app-utility">
+                <provider selected="true" editor-type-id="text-editor">
+                  <state relative-caret-position="450">
+                    <caret line="63" column="9" lean-forward="true" selection-start-line="62" selection-end-line="64" selection-end-column="40" />
+                    <folding>
+                      <element signature="e#1167#1185#0" expanded="true" />
+                    </folding>
+                  </state>
+                </provider>
+              </entry>
+            </file>
+          </leaf>
+        </state>
+      </content>
+    </window>
+  </component>
+  <component name="FUSProjectUsageTrigger">
+    <session id="1179412992">
+      <usages-collector id="statistics.lifecycle.project">
+        <counts>
+          <entry key="project.open.time.0" value="1" />
+          <entry key="project.opened" value="1" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.extensions.open">
+        <counts>
+          <entry key="app-utility" value="2" />
+          <entry key="json" value="1" />
+          <entry key="py" value="1" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.types.open">
+        <counts>
+          <entry key="JSON" value="1" />
+          <entry key="Python" value="3" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.extensions.edit">
+        <counts>
+          <entry key="app-utility" value="29" />
+          <entry key="dummy" value="41" />
+          <entry key="json" value="45" />
+          <entry key="py" value="962" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.types.edit">
+        <counts>
+          <entry key="JSON" value="45" />
+          <entry key="PLAIN_TEXT" value="41" />
+          <entry key="Python" value="991" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.js.language.service.starts" />
+    </session>
+  </component>
+  <component name="FileEditorManager">
+    <leaf>
+      <file pinned="false" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/src/manjaro_hello.py">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="-213">
+              <caret line="194" column="88" selection-start-line="194" selection-start-column="88" selection-end-line="194" selection-end-column="88" />
+              <folding>
+                <element signature="e#24#42#0" expanded="true" />
+                <marker date="1534955350678" expanded="true" signature="7207:7233" ph="..." />
+                <marker date="1534955350678" expanded="true" signature="17177:17181" ph="..." />
+              </folding>
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/data/preferences.json">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="180">
+              <caret line="12" column="27" selection-start-line="12" selection-start-column="27" selection-end-line="12" selection-end-column="27" />
+            </state>
+          </provider>
+        </entry>
+      </file>
+    </leaf>
+  </component>
+  <component name="FindInProjectRecents">
+    <findStrings>
+      <find>share_dir</find>
+    </findStrings>
+    <replaceStrings>
+      <replace>data_path</replace>
+    </replaceStrings>
+  </component>
+  <component name="Git.Settings">
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
+  </component>
+  <component name="IdeDocumentHistory">
+    <option name="CHANGED_PATHS">
+      <list>
+        <option value="$PROJECT_DIR$/data/preferences.json" />
+        <option value="$PROJECT_DIR$/src/app-utility" />
+        <option value="$PROJECT_DIR$/src/manjaro_hello.py" />
+      </list>
+    </option>
+  </component>
+  <component name="JsBuildToolGruntFileManager" detection-done="true" sorting="DEFINITION_ORDER" />
+  <component name="JsBuildToolPackageJson" detection-done="true" sorting="DEFINITION_ORDER" />
+  <component name="JsGulpfileManager">
+    <detection-done>true</detection-done>
+    <sorting>DEFINITION_ORDER</sorting>
+  </component>
+  <component name="ProjectFrameBounds">
+    <option name="x" value="146" />
+    <option name="y" value="68" />
+    <option name="width" value="1398" />
+    <option name="height" value="965" />
+  </component>
+  <component name="ProjectView">
+    <navigator proportions="" version="1">
+      <foldersAlwaysOnTop value="true" />
+    </navigator>
+    <panes>
+      <pane id="ProjectPane">
+        <subPane>
+          <expand>
+            <path>
+              <item name="manjaro-hello" type="b2602c69:ProjectViewProjectNode" />
+              <item name="manjaro-hello" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="manjaro-hello" type="b2602c69:ProjectViewProjectNode" />
+              <item name="manjaro-hello" type="462c0819:PsiDirectoryNode" />
+              <item name="data" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="manjaro-hello" type="b2602c69:ProjectViewProjectNode" />
+              <item name="manjaro-hello" type="462c0819:PsiDirectoryNode" />
+              <item name="src" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="manjaro-hello" type="b2602c69:ProjectViewProjectNode" />
+              <item name="manjaro-hello" type="462c0819:PsiDirectoryNode" />
+              <item name="ui" type="462c0819:PsiDirectoryNode" />
+            </path>
+          </expand>
+          <select />
+        </subPane>
+      </pane>
+      <pane id="Scope" />
+    </panes>
+  </component>
+  <component name="PropertiesComponent">
+    <property name="WebServerToolWindowFactoryState" value="false" />
+    <property name="last_opened_file_path" value="$PROJECT_DIR$" />
+    <property name="nodejs_interpreter_path.stuck_in_default_project" value="undefined stuck path" />
+    <property name="nodejs_npm_path_reset_for_default_project" value="true" />
+  </component>
+  <component name="RecentsManager">
+    <key name="CopyFile.RECENT_KEYS">
+      <recent name="$PROJECT_DIR$/data" />
+      <recent name="$PROJECT_DIR$/src" />
+    </key>
+  </component>
+  <component name="RunDashboard">
+    <option name="ruleStates">
+      <list>
+        <RuleState>
+          <option name="name" value="ConfigurationTypeDashboardGroupingRule" />
+        </RuleState>
+        <RuleState>
+          <option name="name" value="StatusDashboardGroupingRule" />
+        </RuleState>
+      </list>
+    </option>
+  </component>
+  <component name="SvnConfiguration">
+    <configuration />
+  </component>
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="1878e107-6f19-4cdd-96ac-cf56d1731299" name="Default Changelist" comment="" />
+      <created>1534949710604</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1534949710604</updated>
+    </task>
+    <servers />
+  </component>
+  <component name="ToolWindowManager">
+    <frame x="146" y="68" width="1398" height="965" extended-state="0" />
+    <layout>
+      <window_info id="Favorites" side_tool="true" />
+      <window_info content_ui="combo" id="Project" order="0" visible="true" weight="0.25" />
+      <window_info id="Structure" order="1" side_tool="true" weight="0.25" />
+      <window_info anchor="bottom" id="Docker" show_stripe_button="false" />
+      <window_info anchor="bottom" id="Database Changes" show_stripe_button="false" />
+      <window_info anchor="bottom" id="Version Control" />
+      <window_info anchor="bottom" id="Python Console" />
+      <window_info active="true" anchor="bottom" id="Terminal" visible="true" weight="0.32893157" />
+      <window_info anchor="bottom" id="Event Log" side_tool="true" />
+      <window_info anchor="bottom" id="Message" order="0" />
+      <window_info anchor="bottom" id="Find" order="1" />
+      <window_info anchor="bottom" id="Run" order="2" />
+      <window_info anchor="bottom" id="Debug" order="3" weight="0.4" />
+      <window_info anchor="bottom" id="Cvs" order="4" weight="0.25" />
+      <window_info anchor="bottom" id="Inspection" order="5" weight="0.4" />
+      <window_info anchor="bottom" id="TODO" order="6" />
+      <window_info anchor="right" id="SciView" />
+      <window_info anchor="right" id="Database" />
+      <window_info anchor="right" id="Commander" internal_type="SLIDING" order="0" type="SLIDING" weight="0.4" />
+      <window_info anchor="right" id="Ant Build" order="1" weight="0.25" />
+      <window_info anchor="right" content_ui="combo" id="Hierarchy" order="2" weight="0.25" />
+    </layout>
+  </component>
+  <component name="TypeScriptGeneratedFilesManager">
+    <option name="version" value="1" />
+  </component>
+  <component name="VcsContentAnnotationSettings">
+    <option name="myLimit" value="2678400000" />
+  </component>
+  <component name="XDebuggerManager">
+    <breakpoint-manager>
+      <breakpoints>
+        <line-breakpoint enabled="true" suspend="THREAD" type="python-line">
+          <url>file://$PROJECT_DIR$/src/app-utility</url>
+          <line>59</line>
+          <option name="timeStamp" value="1" />
+        </line-breakpoint>
+      </breakpoints>
+    </breakpoint-manager>
+  </component>
+  <component name="editorHistoryManager">
+    <entry file="file://$PROJECT_DIR$/src/app-utility">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="450">
+          <caret line="63" column="9" lean-forward="true" selection-start-line="62" selection-end-line="64" selection-end-column="40" />
+          <folding>
+            <element signature="e#1167#1185#0" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/data/preferences.json">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="180">
+          <caret line="12" column="27" selection-start-line="12" selection-start-column="27" selection-end-line="12" selection-end-column="27" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/manjaro_hello.py">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="-213">
+          <caret line="194" column="88" selection-start-line="194" selection-start-column="88" selection-end-line="194" selection-end-column="88" />
+          <folding>
+            <element signature="e#24#42#0" expanded="true" />
+            <marker date="1534955350678" expanded="true" signature="7207:7233" ph="..." />
+            <marker date="1534955350678" expanded="true" signature="17177:17181" ph="..." />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+  </component>
+</project>
\ No newline at end of file
diff --git a/data/advanced.json b/data/advanced.json
new file mode 100644
index 0000000..3e2705e
--- /dev/null
+++ b/data/advanced.json
@@ -0,0 +1,646 @@
+[
+  {
+    "name": "Browsers",
+    "icon": "browser",
+    "description": "Web browsing and communication",
+    "apps": [
+      {
+        "name": "Chromium",
+        "icon": "chromium",
+        "description": "Open Sourced Chrome Browser",
+        "pkg": "chromium",
+        "extra": []
+      },
+      {
+        "name": "Falkon",
+        "icon": "falkon",
+        "description": "Qt based Web Browser",
+        "pkg": "falkon",
+        "extra": []
+      },
+      {
+        "name": "Firefox",
+        "icon": "mozilla-firefox",
+        "description": "Mozilla Web Browser",
+        "pkg": "firefox",
+        "extra": []
+      },
+      {
+        "name": "Midori",
+        "icon": "midori",
+        "description": "Lightweight Webbrowser",
+        "pkg": "midori",
+        "extra": []
+      },
+      {
+        "name": "Netsurf",
+        "icon": "netsurf",
+        "description": "Light and Fast Web Browser",
+        "pkg": "netsurf",
+        "extra": []
+      },
+      {
+        "name": "Opera",
+        "icon": "opera",
+        "description": "Fast and secure webbrowser",
+        "pkg": "opera",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "E-mail",
+    "icon": "mail-client",
+    "description": "E-mail, Calendar, Tasks",
+    "apps": [
+      {
+        "name": "Claws Mail",
+        "icon": "claws-mail",
+        "description": "Lightweight and fast GTK+ based Mail Client",
+        "pkg": "claws-mail",
+        "extra": []
+      },
+      {
+        "name": "Evolution",
+        "icon": "evolution",
+        "description": "Manage your email, contacts and schedule",
+        "pkg": "evolution",
+        "extra": []
+      },
+      {
+        "name": "Geary",
+        "icon": "geary",
+        "description": "Send and receive mail",
+        "pkg": "geary",
+        "extra": []
+      },
+      {
+        "name": "Sylpheed",
+        "icon": "sylpheed",
+        "description": "E-mail client",
+        "pkg": "sylpheed",
+        "extra": []
+      },
+      {
+        "name": "Thunderbird",
+        "icon": "thunderbird",
+        "description": "Send and receive mail, contacts and schedule",
+        "pkg": "thunderbird",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Backup",
+    "icon": "deja-dup",
+    "description": "Backup utilites",
+    "apps": [
+      {
+        "name": "Deja Dup",
+        "icon": "deja-dup",
+        "description": "Keep your important documents safe from disater",
+        "pkg": "deja-dup",
+        "extra": []
+      },
+      {
+        "name": "Grsync",
+        "icon": "grsync",
+        "description": "Synchronize files and folders",
+        "pkg": "grsync",
+        "extra": []
+      },
+      {
+        "name": "Timeshift",
+        "icon": "timeshift",
+        "description": "A system restore utility for Linux",
+        "pkg": "timeshift",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Text Editors",
+    "icon": "text-editor",
+    "description": "Various editors for text or code",
+    "apps": [
+      {
+        "name": "Atom",
+        "icon": "atom",
+        "description": "A hackable text editor for the 21st Century",
+        "pkg": "atom",
+        "extra": []
+      },
+      {
+        "name": "Geany",
+        "icon": "geany",
+        "description": "A fast and lightweight IDE using GTK+",
+        "pkg": "geany",
+        "extra": []
+      },
+      {
+        "name": "Mousepad",
+        "icon": "mousepad",
+        "description": "Simple Text Editor",
+        "pkg": "mousepad",
+        "extra": []
+      },
+      {
+        "name": "Xed",
+        "icon": "xed",
+        "description": "A small and lightweight text editor. X Apps Project",
+        "pkg": "xed",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "System Tools",
+    "icon": "disk-utility",
+    "description": "System utilities",
+    "apps": [
+      {
+        "name": "Gnome Disks",
+        "icon": "gnome-disks",
+        "description": "Disk management system for Gnome",
+        "pkg": "gnome-disk-utility",
+        "extra": []
+      },
+      {
+        "name": "Gparted",
+        "icon": "gparted",
+        "description": "Create, reorganize, and delete partitions",
+        "pkg": "gparted",
+        "extra": []
+      },
+      {
+        "name": "IsoUSB",
+        "icon": "usb-creator",
+        "description": "A graphical tool to copy a hybrid ISO onto a USB key.",
+        "pkg": "isousb",
+        "extra": []
+      },
+      {
+        "name": "Mintstick",
+        "icon": "mintstick",
+        "description": "Format or wirte imges to usb sticks (Linux Mint tool).",
+        "pkg": "mintstick",
+        "extra": []
+      },
+      {
+        "name": "Pamac",
+        "icon": "pamac-updater",
+        "description": "Update your System, Add/Remove Software from repo and AUR",
+        "pkg": "pamac",
+        "extra": []
+      },
+      {
+        "name": "Yay",
+        "icon": "terminal",
+        "description": "CLI AUR helper",
+        "pkg": "yay",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Security",
+    "icon": "security-high",
+    "description": "Security oriented utilities",
+    "apps": [
+      {
+        "name": "KeePassX",
+        "icon": "keepassx",
+        "description": "Cross Platform Password Manager",
+        "pkg": "keepassx",
+        "extra": []
+      },
+      {
+        "name": "SeaHorse",
+        "icon": "seahorse",
+        "description": "Manage your passwords and encryption keys",
+        "pkg": "seahorse",
+        "extra": []
+      },
+      {
+        "name": "VeraCrypt",
+        "icon": "veracrypt",
+        "description": "Disk encryption with strong security based on TrueCrypt",
+        "pkg": "veracrypt",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Virtual Computing",
+    "icon": "virt-manager",
+    "description": "Virtual Machine applications",
+    "apps": [
+      {
+        "name": "VirtualBox",
+        "icon": "virtualbox",
+        "description": "Run several virtual systems on a single host computer",
+        "pkg": "calibre",
+        "extra": []
+      },
+      {
+        "name": "Gnome Boxes",
+        "icon": "gnome-boxes",
+        "description": "Simple remote and virtual machines",
+        "pkg": "gnome-boxes",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Chat",
+    "icon": "internet-chat",
+    "description": "Online messaging and chat",
+    "apps": [
+      {
+        "name": "HexChat",
+        "icon": "hexchat",
+        "description": "Graphic IRC Client",
+        "pkg": "hexchat",
+        "extra": []
+      },
+      {
+        "name": "Pidgin Messenger",
+        "icon": "pidgin",
+        "description": "Instant messaging Client",
+        "pkg": "pidgin",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "File Sharing",
+    "icon": "transmission",
+    "description": "FTP and Torrent apps",
+    "apps": [
+      {
+        "name": "Filezilla",
+        "icon": "filezilla",
+        "description": "Graphical FTP/FTPS/SFTP browser",
+        "pkg": "filezilla",
+        "extra": []
+      },
+      {
+        "name": "qBittorrent",
+        "icon": "qbittorrent",
+        "description": "A Qt based Bittorrent Client",
+        "pkg": "qbittorrent",
+        "extra": []
+      },
+      {
+        "name": "Transmission GTK",
+        "icon": "transmission",
+        "description": "GTK based Bittorrent Client",
+        "pkg": "transmission-gtk",
+        "extra": []
+      },
+      {
+        "name": "QTransmission",
+        "icon": "transmission",
+        "description": "QT based Bittorrent Client",
+        "pkg": "transmission-qt",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Graphics Creating",
+    "icon": "applications-accessories",
+    "description": "Creating and editing graphics",
+    "apps": [
+      {
+        "name": "Blender",
+        "icon": "blender",
+        "description": "3D modeling and animation",
+        "pkg": "blender",
+        "extra": []
+      },
+      {
+        "name": "GIMP",
+        "icon": "gimp",
+        "description": "Create images and edit photographs",
+        "pkg": "gimp",
+        "extra": []
+      },
+      {
+        "name": "Inkscape",
+        "icon": "inkscape",
+        "description": "Vector Graphics Editor",
+        "pkg": "inkscape",
+        "extra": []
+      },
+      {
+        "name": "Krita",
+        "icon": "krita",
+        "description": "Digital Painting Creative Freedom",
+        "pkg": "krita",
+        "extra": []
+      },
+      {
+        "name": "Pinta",
+        "icon": "pinta",
+        "description": "Easy create and edit images",
+        "pkg": "pinta",
+        "extra": []
+      },
+      {
+        "name": "Tux Paint",
+        "icon": "tuxpaint",
+        "description": "Drawing program for children",
+        "pkg": "tuxpaint",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Graphics Organizing",
+    "icon": "applications-graphics",
+    "description": "Viewers and organizers",
+    "apps": [
+      {
+        "name": "Gpicview",
+        "icon": "gpicview",
+        "description": "Lightweight Image Viewer",
+        "pkg": "gpicview",
+        "extra": []
+      },
+      {
+        "name": "gThumb",
+        "icon": "gthumb",
+        "description": "View and organize your images",
+        "pkg": "gthumb",
+        "extra": []
+      },
+      {
+        "name": "Gwenview",
+        "icon": "gwenview",
+        "description": "Image Viewer",
+        "pkg": "gwenview",
+        "extra": []
+      },
+      {
+        "name": "Ristretto",
+        "icon": "ristretto",
+        "description": "Free and lightweight image viewer",
+        "pkg": "ristretto",
+        "extra": []
+      },
+      {
+        "name": "Shotwell",
+        "icon": "shotwell",
+        "description": "Popular Photo Manager",
+        "pkg": "shotwell",
+        "extra": []
+      },
+      {
+        "name": "Viewnior",
+        "icon": "viewnior",
+        "description": "GTK based Elegant Image Viewer",
+        "pkg": "viewnior",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Video/Movie",
+    "icon": "video-player",
+    "description": "Organize and play videos and movies",
+    "apps": [
+      {
+        "name": "Kodi",
+        "icon": "kodi",
+        "description": "Manage and view your media",
+        "pkg": "kodi",
+        "extra": []
+      },
+      {
+        "name": "Parole",
+        "icon": "parole",
+        "description": "Modern and simple media player",
+        "pkg": "parole",
+        "extra": []
+      },
+      {
+        "name": "SM Player",
+        "icon": "smplayer",
+        "description": "A great MPlayer front end",
+        "pkg": "smplayer",
+        "extra": []
+      },
+      {
+        "name": "Totem",
+        "icon": "totem",
+        "description": "Play movies",
+        "pkg": "totem",
+        "extra": []
+      },
+      {
+        "name": "VLC",
+        "icon": "vlc",
+        "description": "VLC media player, the openxource multimedia player",
+        "pkg": "vlc",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Audio",
+    "icon": "musicbrainz",
+    "description": "Audio players",
+    "apps": [
+      {
+        "name": "Audacious",
+        "icon": "audacious",
+        "description": "Listen to music",
+        "pkg": "audacious",
+        "extra": []
+      },
+      {
+        "name": "Clementine",
+        "icon": "clementine",
+        "description": "Play music files and internet radio",
+        "pkg": "clementine",
+        "extra": []
+      },
+      {
+        "name": "DeadBeeF",
+        "icon": "deadbeef",
+        "description": "Listen to music",
+        "pkg": "deadbeef",
+        "extra": []
+      },
+      {
+        "name": "Lollypop",
+        "icon": "lollypop",
+        "description": "Play and organize your music collection",
+        "pkg": "deadbeef",
+        "extra": []
+      },
+      {
+        "name": "Rhythmbox",
+        "icon": "rhythmbox",
+        "description": "Gnome music playing application",
+        "pkg": "rhythmbox",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Media recording/editing",
+    "icon": "kdenlive",
+    "description": "Audio and Video editing",
+    "apps": [
+      {
+        "name": "Audacity",
+        "icon": "audacity",
+        "description": "Record and Edit Audio files",
+        "pkg": "audacity",
+        "extra": []
+      },
+      {
+        "name": "Kdenlive",
+        "icon": "kdenlive",
+        "description": "Video Editor",
+        "pkg": "kdenlive",
+        "extra": []
+      },
+      {
+        "name": "OBS Studio",
+        "icon": "obs",
+        "description": "Open Source Streaming/Recording Application",
+        "pkg": "obs-studio",
+        "extra": []
+      },
+      {
+        "name": "Simple Screen Recorder",
+        "icon": "simple-ccsm",
+        "description": "Screen Capturing Application",
+        "pkg": "simplescreenrecorder",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Office Suites",
+    "icon": "applications-office",
+    "description": "Office suites like MS Office",
+    "apps": [
+      {
+        "name": "Calligra Office",
+        "icon": "calligrawords",
+        "description": "Qt Based Office Suite",
+        "pkg": "calligra",
+        "extra": []
+      },
+      {
+        "name": "Libre Office (Fresh)",
+        "icon": "libreoffice-main",
+        "description": "Open Source Office Application (Lastest)",
+        "pkg": "libreoffice-fresh",
+        "extra": []
+      },
+      {
+        "name": "Libre Office (Still)",
+        "icon": "libreoffice-main",
+        "description": "Open Source Office Application (Stable)",
+        "pkg": "libreoffice-still",
+        "extra": []
+      },
+      {
+        "name": "MS Office Online",
+        "icon": "ms-word",
+        "description": "Microsoft Office Online",
+        "pkg": "ms-office-online",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Office Apps",
+    "icon": "gnumeric",
+    "description": "Stand alone applications",
+    "apps": [
+      {
+        "name": "Abiword",
+        "icon": "abiword",
+        "description": "Compose, Edit and view documents",
+        "pkg": "abiword",
+        "extra": []
+      },
+      {
+        "name": "Gnumeric",
+        "icon": "gnumeric",
+        "description": "A High Precision Spreadsheet Program",
+        "pkg": "gnumeric",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "PDF",
+    "icon": "pdfeditor",
+    "description": "PDF applications applications",
+    "apps": [
+      {
+        "name": "Epdfview",
+        "icon": "qpdfview",
+        "description": "Lightweight PDF document viewer",
+        "pkg": "epdfview",
+        "extra": []
+      },
+      {
+        "name": "Evince",
+        "icon": "evince",
+        "description": "View multi page documents",
+        "pkg": "evince",
+        "extra": []
+      },
+      {
+        "name": "Okular",
+        "icon": "okular",
+        "description": "Document Viewer",
+        "pkg": "Okular",
+        "extra": []
+      },
+      {
+        "name": "PDFMod",
+        "icon": "pdfmod",
+        "description": "Remove, extract and rotate pages in PDF Documents",
+        "pkg": "pdfmod",
+        "extra": []
+      },
+      {
+        "name": "Qpdfview",
+        "icon": "qpdfview",
+        "description": "Tabbed document viewer",
+        "pkg": "qpdfview",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "E-Book",
+    "icon": "calibre",
+    "description": "E-book library apps",
+    "apps": [
+      {
+        "name": "Calibre",
+        "icon": "calibre-viewer",
+        "description": "The one stop solution to your e-book needs",
+        "pkg": "calibre",
+        "extra": []
+      },
+      {
+        "name": "FBReader",
+        "icon": "fbreader",
+        "description": "FBReader E-Book Reader",
+        "pkg": "fbreader",
+        "extra": []
+      }
+    ]
+  }
+]
\ No newline at end of file
diff --git a/data/default.json b/data/default.json
new file mode 100644
index 0000000..eaa2d43
--- /dev/null
+++ b/data/default.json
@@ -0,0 +1,352 @@
+[
+  {
+    "name": "Browsers",
+    "icon": "browser",
+    "description": "Web browsning and communication",
+    "apps": [
+      {
+        "name": "Chromium",
+        "icon": "chromium",
+        "description": "Open Sourced Chrome Browser",
+        "pkg": "chromium",
+        "extra": []
+      },
+      {
+        "name": "Firefox",
+        "icon": "mozilla-firefox",
+        "description": "Mozilla Web Browser",
+        "pkg": "firefox",
+        "extra": []
+      },
+      {
+        "name": "Opera",
+        "icon": "opera",
+        "description": "Fast and secure webbrowser",
+        "pkg": "opera",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "E-mail",
+    "icon": "mail-client",
+    "description": "E-mail, Calendar, Tasks",
+    "apps": [
+      {
+        "name": "Evolution",
+        "icon": "evolution",
+        "description": "Manage your email, contacts and schedule",
+        "pkg": "evolution",
+        "extra": []
+      },
+      {
+        "name": "Thunderbird",
+        "icon": "thunderbird",
+        "description": "Send and receive mail, contacts and schedule",
+        "pkg": "thunderbird",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Backup",
+    "icon": "deja-dup",
+    "description": "Backup utilites",
+    "apps": [
+      {
+        "name": "Deja Dup",
+        "icon": "deja-dup",
+        "description": "Keep your important documents safe from disater",
+        "pkg": "deja-dup",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Text Editors",
+    "icon": "text-editor",
+    "description": "Simple editors for text or code",
+    "apps": [
+      {
+        "name": "Mousepad",
+        "icon": "mousepad",
+        "description": "Simple Text Editor",
+        "pkg": "mousepad",
+        "extra": []
+      },
+      {
+        "name": "Xed",
+        "icon": "xed",
+        "description": "A small and lightweight text editor. X Apps Project",
+        "pkg": "xed",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "System Tools",
+    "icon": "disk-utility",
+    "description": "System Utilities",
+    "apps": [
+      {
+        "name": "Gnome Disks",
+        "icon": "gnome-disks",
+        "description": "Disk management system for Gnome",
+        "pkg": "gnome-disk-utility",
+        "extra": []
+      },
+      {
+        "name": "Gparted",
+        "icon": "gparted",
+        "description": "Create, reorganize, and delete partitions",
+        "pkg": "gparted",
+        "extra": []
+      },
+      {
+        "name": "Mintstick",
+        "icon": "mintstick",
+        "description": "Format or wirte imges to usb sticks (Linux Mint tool).",
+        "pkg": "mintstick",
+        "extra": []
+      },
+      {
+        "name": "Pamac",
+        "icon": "pamac-updater",
+        "description": "Update your System, Add/Remove Software from repo and AUR",
+        "pkg": "pamac",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Security",
+    "icon": "security-high",
+    "description": "Security oriented utilities",
+    "apps": [
+      {
+        "name": "KeePassX",
+        "icon": "keepassx",
+        "description": "Cross Platform Password Manager",
+        "pkg": "keepassx",
+        "extra": []
+      },
+      {
+        "name": "SeaHorse",
+        "icon": "seahorse",
+        "description": "Manage your passwords and encryption keys",
+        "pkg": "seahorse",
+        "extra": []
+      },
+      {
+        "name": "VeraCrypt",
+        "icon": "veracrypt",
+        "description": "Disk encryption with strong security based on TrueCrypt",
+        "pkg": "veracrypt",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Chat",
+    "icon": "internet-chat",
+    "description": "Online messaging and chat",
+    "apps": [
+      {
+        "name": "HexChat",
+        "icon": "hexchat",
+        "description": "Graphic IRC Client",
+        "pkg": "hexchat",
+        "extra": []
+      },
+      {
+        "name": "Pidgin Messenger",
+        "icon": "pidgin",
+        "description": "Instant messaging Client",
+        "pkg": "pidgin",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "File Sharing",
+    "icon": "transmission",
+    "description": "FTP and Torrent apps",
+    "apps": [
+      {
+        "name": "Filezilla",
+        "icon": "filezilla",
+        "description": "Graphical FTP/FTPS/SFTP browser",
+        "pkg": "filezilla",
+        "extra": []
+      },
+      {
+        "name": "qBittorrent",
+        "icon": "qbittorrent",
+        "description": "Bittorrent Client",
+        "pkg": "qbittorrent",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Graphics Creating",
+    "icon": "applications-accessories",
+    "description": "Creating and editing graphics",
+    "apps": [
+      {
+        "name": "Krita",
+        "icon": "krita",
+        "description": "Create images and edit photographs",
+        "pkg": "krita",
+        "extra": []
+      },
+      {
+        "name": "Pinta",
+        "icon": "pinta",
+        "description": "Easy create and edit images",
+        "pkg": "pinta",
+        "extra": []
+      },
+      {
+        "name": "Tux Paint",
+        "icon": "tuxpaint",
+        "description": "Drawing program for children",
+        "pkg": "tuxpaint",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Graphics Organizing",
+    "icon": "applications-graphics",
+    "description": "Viewers and organizers",
+    "apps": [
+      {
+        "name": "gThumb",
+        "icon": "gthumb",
+        "description": "View and organize your images",
+        "pkg": "viewnior",
+        "extra": []
+      } ,
+      {
+        "name": "Gwenview",
+        "icon": "gwenview",
+        "description": "Image Viewer",
+        "pkg": "gwenview",
+        "extra": []
+      },
+      {
+        "name": "Shotwell",
+        "icon": "shotwell",
+        "description": "Popular Photo Manager",
+        "pkg": "shotwell",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Video/Movie",
+    "icon": "video-player",
+    "description": "Organize and play videos and movies",
+    "apps": [
+      {
+        "name": "SM Player",
+        "icon": "smplayer",
+        "description": "A great MPlayer front end",
+        "pkg": "smplayer",
+        "extra": []
+      },
+      {
+        "name": "VLC",
+        "icon": "vlc",
+        "description": "VLC media player, the openxource multimedia player",
+        "pkg": "vlc",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Audio",
+    "icon": "musicbrainz",
+    "description": "Audio players",
+    "apps": [
+      {
+        "name": "Clementine",
+        "icon": "clementine",
+        "description": "Play music files and internet radio",
+        "pkg": "clementine",
+        "extra": []
+      },
+      {
+        "name": "Rhythmbox",
+        "icon": "rhythmbox",
+        "description": "Gnome music playing application",
+        "pkg": "rhythmbox",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "Office Suites",
+    "icon": "applications-office",
+    "description": "Office suites like MS Office",
+    "apps": [
+      {
+        "name": "Libre Office (Fresh)",
+        "icon": "libreoffice-writer",
+        "description": "Open Source Office Application (Lastest)",
+        "pkg": "libreoffice-fresh",
+        "extra": []
+      },
+      {
+        "name": "MS Office Online",
+        "icon": "ms-word",
+        "description": "Microsoft Office Online",
+        "pkg": "ms-office-online",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "PDF",
+    "icon": "pdfeditor",
+    "description": "PDF applications applications",
+    "apps": [
+      {
+        "name": "Evince",
+        "icon": "evince",
+        "description": "View multi page documents",
+        "pkg": "evince",
+        "extra": []
+      },
+      {
+        "name": "Okular",
+        "icon": "okular",
+        "description": "Document Viewer",
+        "pkg": "okular",
+        "extra": []
+      }
+    ]
+  },
+  {
+    "name": "E-Book",
+    "icon": "calibre",
+    "description": "E-book library apps",
+    "apps": [
+      {
+        "name": "Calibre",
+        "icon": "calibre-viewer",
+        "description": "The one stop solution to your e-book needs",
+        "pkg": "calibre",
+        "extra": []
+      },
+      {
+        "name": "FBReader",
+        "icon": "fbreader",
+        "description": "FBReader E-Book Reader",
+        "pkg": "fbreader",
+        "extra": []
+      }
+    ]
+  }
+]
\ No newline at end of file
diff --git a/data/preferences.json b/data/preferences.json
index 03491c2..6e4519d 100644
--- a/data/preferences.json
+++ b/data/preferences.json
@@ -1,24 +1,31 @@
 {
-    "default_locale": "en",
-    "autostart_path": "~/.config/autostart/manjaro-hello.desktop",
-    "data_path": "/usr/share/manjaro-hello/data/",
-    "desktop_path": "/usr/share/applications/manjaro-hello.desktop",
-    "installer_path": "/usr/bin/calamares",
-    "live_path": "/run/miso/bootmnt/manjaro",
-    "locale_path": "/usr/share/locale/",
-    "logo_path": "/usr/share/icons/hicolor/64x64/apps/manjaro.png",
-    "save_path": "~/.config/manjaro-hello.json",
-    "ui_path": "/usr/share/manjaro-hello/ui/manjaro-hello.glade",
-    "urls": {
-        "development": "https://gitlab.manjaro.org",
-        "chat": "https://kiwiirc.com/client/irc.freenode.net/?nick=manjaro-web|?#manjaro",
-        "donate": "https://manjaro.org/donate",
-        "facebook": "https://www.facebook.com/ManjaroLinux",
-        "forum": "https://forum.manjaro.org",
-        "google+": "https://plus.google.com/118244873957924966264",
-        "mailling": "https://lists.manjaro.org/cgi-bin/mailman/listinfo",
-        "reddit": "https://www.reddit.com/r/ManjaroLinux",
-        "twitter": "https://twitter.com/ManjaroLinux",
-        "wiki": "https://wiki.manjaro.org"
-    }
+  "default_locale": "en",
+  "autostart_path": "~/.config/autostart/manjaro-hello.desktop",
+  "data_path": "/usr/share/manjaro-hello/data/",
+  "desktop_path": "/usr/share/applications/manjaro-hello.desktop",
+  "installer_path": "/usr/bin/calamares",
+  "live_path": "/run/miso/bootmnt/manjaro",
+  "locale_path": "/usr/share/locale/",
+  "logo_path": "/usr/share/icons/hicolor/64x64/apps/manjaro.png",
+  "save_path": "~/.config/manjaro-hello.json",
+  "ui_path": "/usr/share/manjaro-hello/ui/manjaro-hello.glade",
+  "data_set": "default",
+  "user_path": "~/.config",
+  "data_sets": [
+    "default",
+    "advanced"
+  ],
+  "url": "https://gitlab.manjaro.org/fhdk/application-utility/raw/master",
+  "urls": {
+    "development": "https://gitlab.manjaro.org",
+    "chat": "https://kiwiirc.com/client/irc.freenode.net/?nick=manjaro-web|?#manjaro",
+    "donate": "https://manjaro.org/donate",
+    "facebook": "https://www.facebook.com/ManjaroLinux",
+    "forum": "https://forum.manjaro.org",
+    "google+": "https://plus.google.com/118244873957924966264",
+    "mailling": "https://lists.manjaro.org/cgi-bin/mailman/listinfo",
+    "reddit": "https://www.reddit.com/r/ManjaroLinux",
+    "twitter": "https://twitter.com/ManjaroLinux",
+    "wiki": "https://wiki.manjaro.org"
+  }
 }
diff --git a/src/app-install b/src/app-install
new file mode 100755
index 0000000..c7dc46b
--- /dev/null
+++ b/src/app-install
@@ -0,0 +1,118 @@
+#!/bin/bash
+
+# MIT License
+#
+# Copyright (c) 2018 Fredes Computer Service
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+#set -x
+if [[ -n ${APP_UTILITY} ]]; then
+    echo "This script is part of Manjaro Application Utility\nIt is not meant to be run from command line\n exit()"
+fi
+
+# files
+IN_PKG_FILE="/tmp/.install-packages.txt"
+RM_PKG_FILE="/tmp/.remove-packages.txt"
+PM_STATUS_FILE="/tmp/.pm-status.txt"
+PM_LOCK_FILE="/var/lib/pacman/db.lck"
+
+echo ${IN_PKG_FILE}
+echo ${RM_PKG_FILE}
+
+# messages
+TITLE="Manjaro Application Utility"
+UPD_DB_MSG="Updating Package Database..."
+DB_LOCKED_MSG="Another package manager is running.\n
+If you are updating the system\n
+you MUST finish before continuing.\n
+If you are not, it is safe to kill the other process.\n
+What would you like to do?"
+KILL_PROCESS="Kill other process and continue"
+WAIT_PROCESS="Wait to finish updating"
+IN_WORKING_MSG="Installing Packages..."
+RM_WORKING_MSG="Uninstalling Packages..."
+DONE="Your System has Been Successfully Updated"
+
+if [[ -f ${IN_PKG_FILE} ]]; then
+    IN_PKG=` cat ${IN_PKG_FILE} `
+    echo ${IN_PKG}
+fi
+
+if [[ -f ${RM_PKG_FILE} ]]; then
+    RM_PKG=` cat ${RM_PKG_FILE} `
+    echo ${RM_PKG}
+fi
+
+# Make sure only root can run our script
+if [[ $EUID -ne 0 ]]; then
+   echo "Superuser required ..." 1>&2
+   exit 1
+fi
+
+# updating databases and writing results to a file
+pacman -Syy | tee ${PM_STATUS_FILE} | zenity --progress --title="${TITLE}" --no-cancel --pulsate --text "${UPD_DB_MSG}" --width=500 --auto-close
+
+PM_STATUS=` cat ${PM_STATUS_FILE} `
+
+# checking for other running package managers
+if [[ $(cat ${PM_STATUS_FILE} | grep -i 'core.db') = "" ]]
+	then # giving choice to user to kill other process or wait
+	ans=$(zenity --list --title="${TITLE}" --radiolist --text "${DB_LOCKED_MSG}" --column Select --column Choice TRUE "${KILL_PROCESS}" FALSE "${WAIT_PROCESS}" --width=500 --height=300)
+	# killing pamac and unlocking db
+	if [ "$ans" = "${KILL_PROCESS}" ]
+		then
+		killall pamac-updater
+		killall pamac-manager
+		rm ${PM_LOCK_FILE}
+		pacman -Syy | zenity --progress --title="${TITLE}" --no-cancel --pulsate --text "${UPD_DB_MSG}" --width=500 --auto-close
+		else # exiting according to user choice
+		exit
+	fi
+fi
+
+# Installing packages
+if [[ -n ${IN_PKG} ]]; then
+    pacman -Syu --noconfirm ${IN_PKG} | zenity --progress --title="${TITLE}" --no-cancel --pulsate --text "${IN_WORKING_MSG}" --width=500 --auto-close
+fi
+
+# Uninstalling packages
+if [[ -n ${RM_PKG} ]]; then
+    pacman -R --noconfirm ${RM_PKG} | zenity --progress --title="${TITLE}" --no-cancel --pulsate --text "${RM_WORKING_MSG}" --width=500 --auto-close
+fi
+
+# Letting user know that packages have been installed
+zenity --info --text="${DONE}" --width=500 --height=300
+
+# removing files no longer needed
+if [[ -f ${IN_PKG_FILE} ]]; then
+	rm ${IN_PKG_FILE}
+fi
+
+if [[ -f ${RM_PKG_FILE} ]]; then
+	rm ${RM_PKG_FILE}
+fi
+
+if [[ -f ${PM_STATUS_FILE} ]]; then
+	rm ${PM_STATUS_FILE}
+fi
+
+if [[ -f ${PM_LOCK_FILE} ]]; then
+	rm ${PM_LOCK_FILE}
+fi
diff --git a/src/app-utility b/src/app-utility
new file mode 100755
index 0000000..651e999
--- /dev/null
+++ b/src/app-utility
@@ -0,0 +1,371 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+# MIT License
+#
+# Copyright (c) 2018 Fredes Computer Service
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+import collections
+import json
+import glob
+import os
+import subprocess
+import sys
+import urllib.request
+
+import gi
+gi.require_version('Gtk', '3.0')
+from gi.repository import Gtk, GLib
+
+VERSION = "0.8"
+TITLE = "Manjaro Application Utility {}".format(VERSION)
+DEBUG = True
+
+GROUP = 0
+ICON = 1
+APPLICATION = 2
+DESCRIPTION = 3
+ACTIVE = 4
+PACKAGE = 5
+INSTALLED = 6
+
+
+class AppWindow(Gtk.Window):
+    def __init__(self):
+        Gtk.Window.__init__(self, title=TITLE, border_width=6)
+        self.app = "app-utility"
+        self.pref = {
+            "data_set": "default",
+            "conf_dir": "~/.config",
+            "share_dir": "/usr/share/{}".format(self.app),
+            "data_sets": ["default", "advanced"],
+            "url": "https://gitlab.manjaro.org/fhdk/application-utility/raw/master"
+        }
+
+        self.dev = "--dev" in sys.argv
+        if self.dev:
+            self.pref["share_dir"] = "."
+
+        self.set_position(Gtk.WindowPosition.CENTER_ALWAYS)
+        GLib.set_prgname("{}".format(self.app))
+        icon="system-software-install"
+        pixbuf24 = Gtk.IconTheme.get_default().load_icon(icon, 24, 0)
+        pixbuf32 = Gtk.IconTheme.get_default().load_icon(icon, 32, 0)
+        pixbuf48 = Gtk.IconTheme.get_default().load_icon(icon, 48, 0)
+        pixbuf64 = Gtk.IconTheme.get_default().load_icon(icon, 64, 0)
+        pixbuf96 = Gtk.IconTheme.get_default().load_icon(icon, 96, 0)
+        self.set_icon_list([pixbuf24, pixbuf32, pixbuf48, pixbuf64, pixbuf96])
+
+        # set data
+        self.app_store = None
+        self.pkg_selected = None
+        self.pkg_installed = None
+        self.pkg_list_install = []
+        self.pkg_list_removal = []
+
+        # setup main box
+        self.set_default_size(800, 650)
+        self.application_box = Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
+        self.add(self.application_box)
+
+        # create title box
+        self.title_box = Gtk.Box()
+        self.title_image = Gtk.Image()
+        self.title_image.set_size_request(100, 100)
+        self.title_image.set_from_file("/usr/share/icons/manjaro/maia/96x96.png")
+        self.title_label = Gtk.Label()
+        self.title_label.set_markup("<big>Manjaro Application Maintenance</big>\n"
+                                    "Select/Deselect apps you want to install/remove.\n"
+                                    "Click <b>UPDATE SYSTEM</b> button when ready.")
+        self.title_box.pack_start(self.title_image, expand=False, fill=False, padding=0)
+        self.title_box.pack_start(self.title_label, expand=True, fill=True, padding=0)
+
+        # pack title box to main box
+        self.application_box.pack_start(self.title_box, expand=False, fill=False, padding=0)
+
+        # setup grid
+        self.grid = Gtk.Grid()
+        self.grid.set_column_homogeneous(True)
+        self.grid.set_row_homogeneous(True)
+        self.application_box.add(self.grid)
+
+        # setup list store model
+        self.app_store = self.load_app_data(self.pref["data_set"])
+
+        # create a tree view with the model store
+        self.tree_view = Gtk.TreeView.new_with_model(self.app_store)
+        self.tree_view.set_activate_on_single_click(True)
+
+        # column model: icon
+        icon = Gtk.CellRendererPixbuf()
+        column = Gtk.TreeViewColumn("", icon, icon_name=ICON)
+        self.tree_view.append_column(column)
+
+        # column model: group name column
+        renderer = Gtk.CellRendererText()
+        column = Gtk.TreeViewColumn("Group", renderer, text=GROUP)
+        self.tree_view.append_column(column)
+
+        # column model: app name column
+        renderer = Gtk.CellRendererText()
+        column = Gtk.TreeViewColumn("Application", renderer, text=APPLICATION)
+        self.tree_view.append_column(column)
+
+        # column model: description column
+        renderer = Gtk.CellRendererText()
+        column = Gtk.TreeViewColumn("Description", renderer, text=DESCRIPTION)
+        self.tree_view.append_column(column)
+
+        # column model: install column
+        toggle = Gtk.CellRendererToggle()
+        toggle.connect("toggled", self.on_app_toggle)
+        column = Gtk.TreeViewColumn("Installed", toggle, active=ACTIVE)
+        self.tree_view.append_column(column)
+
+        # button box
+        self.button_box = Gtk.Box(spacing=10)
+        self.advanced = Gtk.ToggleButton(label="Advanced")
+        self.advanced.connect("clicked", self.on_expert_clicked)
+        self.download = Gtk.Button(label="download")
+        self.download.connect("clicked", self.on_download_clicked)
+        self.reload_button = Gtk.Button(label="reload")
+        self.reload_button.connect("clicked", self.on_reload_clicked)
+        self.update_system_button = Gtk.Button(label="UPDATE SYSTEM")
+        self.update_system_button.connect("clicked", self.on_update_system_clicked)
+        self.close_button = Gtk.Button(label="close")
+        self.close_button.connect("clicked", Gtk.main_quit)
+        self.button_box.pack_start(self.advanced, expand=False, fill=False, padding=10)
+        self.button_box.pack_end(self.update_system_button, expand=False, fill=False, padding=10)
+        self.button_box.pack_end(self.close_button, expand=False, fill=False, padding=10)
+        self.button_box.pack_end(self.reload_button, expand=False, fill=False, padding=10)
+        self.button_box.pack_end(self.download, expand=False, fill=False, padding=10)
+        self.application_box.pack_end(self.button_box, expand=False, fill=False, padding=10)
+
+        # create a scrollable window
+        self.app_window = Gtk.ScrolledWindow()
+        self.app_window.set_vexpand(True)
+        self.app_window.add(self.tree_view)
+        self.grid.attach(self.app_window, 0, 0, 5, len(self.app_store))
+
+        # show start
+        self.show_all()
+
+    def load_app_data(self, data_set):
+        if os.path.isfile("{}/{}.json".format(self.pref["conf_dir"], data_set)):
+            app_data = self.read_json_file("{}/{}.json".format(self.pref["conf_dir"], data_set))
+        else:
+            app_data = self.read_json_file("{}/{}.json".format(self.pref["share_dir"], data_set))
+
+        store = Gtk.TreeStore(str, str, str, str, bool, str, bool)
+        for group in app_data:
+            index = store.append(None,
+                                 [group["name"],
+                                  group["icon"],
+                                  None, group["description"], None, None, None])
+            for app in group["apps"]:
+                status = self.app_installed(app["pkg"])
+                tree_item = (None,
+                             app["icon"],
+                             app["name"],
+                             app["description"],
+                             status,
+                             app["pkg"],
+                             status)
+                store.append(index, tree_item)
+        return store
+
+    def reload_app_data(self, dataset):
+        self.pkg_selected = None
+        self.pkg_installed = None
+        self.pkg_list_install = []
+        self.pkg_list_removal = []
+        self.app_store.clear()
+        self.app_store = self.load_app_data(dataset)
+        self.tree_view.set_model(self.app_store)
+
+    def on_reload_clicked(self, widget):
+        self.reload_app_data(self.pref["data_set"])
+
+    def on_expert_clicked(self, widget):
+        if widget.get_active():
+            self.pref["data_set"] = "advanced"
+        else:
+            self.pref["data_set"] = "default"
+        self.reload_app_data(self.pref["data_set"])
+
+    def on_download_clicked(self, widget):
+        if self.net_check():
+            # noinspection PyBroadException
+            try:
+                for download in self.pref["data_sets"]:
+                    url = "{}/{}.json".format(self.pref["url"], download)
+                    file = self.fix_path("{}/{}.json".format(self.pref["conf_dir"], download))
+                    req = urllib.request.Request(url=url)
+                    with urllib.request.urlopen(req, timeout=2) as response:
+                        data = json.loads(response.read().decode("utf8"))
+                        self.write_json_file(data, file)
+
+            except Exception as e:
+                print(e)
+
+        else:
+            dialog = Gtk.MessageDialog(self, 0,
+                                       Gtk.MessageType.ERROR,
+                                       Gtk.ButtonsType.CANCEL,
+                                       "Download not available")
+            dialog.format_secondary.text("The server 'gitlab.manjaro.org' could not be reached")
+            dialog.run()
+
+    def on_app_toggle(self, cell, path):
+        # a group has no package attached and we don't install groups
+        if self.app_store[path][PACKAGE] is not None:
+            self.app_store[path][ACTIVE] = not self.app_store[path][ACTIVE]
+            self.pkg_selected = self.app_store[path][PACKAGE]
+            self.pkg_installed = self.app_store[path][INSTALLED]
+
+            if self.app_store[path][ACTIVE] is False:
+                if self.pkg_installed is True:
+                    # to uninstall
+                    self.pkg_list_removal.append(self.pkg_selected)
+                    if self.dev:
+                        print("for removal   : {}".format(self.pkg_selected))
+                if self.pkg_selected in self.pkg_list_install:
+                    # cancel install
+                    self.pkg_list_install.remove(self.pkg_selected)
+                    if self.dev:
+                        print("cancel install: {}".format(self.pkg_selected))
+            else:
+                # don't reinstall
+                if self.pkg_installed is False:
+                    # only install
+                    if self.pkg_selected not in self.pkg_list_install:
+                        self.pkg_list_install.append(self.pkg_selected)
+                        if self.dev:
+                            print("to install    : {}".format(self.pkg_selected))
+                if self.pkg_selected in self.pkg_list_removal:
+                    # cancel uninstall
+                    self.pkg_list_removal.remove(self.pkg_selected)
+            if self.dev:
+                print("pkg list install: {}".format(self.pkg_list_install))
+                print("pkg list removal: {}".format(self.pkg_list_removal))
+
+    def on_update_system_clicked(self, widget):
+        file_install = "/tmp/.install-packages.txt"
+        file_uninstall = "/tmp/.remove-packages.txt"
+
+        os.environ["APP_UTILITY"] = "PACKAGES"
+        shell_fallback = False
+
+        if self.pkg_list_install:
+            if os.path.isfile("/usr/bin/pamac-installer"):
+                subprocess.run(["pamac-installer"] + self.pkg_list_install)
+            else:
+                shell_fallback = True
+                with open(file_install, "w") as outfile:
+                    for p in self.pkg_list_install:
+                        outfile.write("{} ".format(p))
+
+        if self.pkg_list_removal:
+            shell_fallback = True
+            with open(file_uninstall, "w") as outfile:
+                for p in self.pkg_list_removal:
+                    outfile.write("{} ".format(p))
+
+        if shell_fallback:
+            if self.dev:
+                os.system('gksu-polkit ./app-install')
+            else:
+                os.system('gksu-polkit app-install')
+
+        self.reload_app_data(self.pref["data_set"])
+
+    @staticmethod
+    def app_installed(package):
+        if glob.glob("/var/lib/pacman/local/{}-[0-9]*".format(package)):
+            return True
+        return False
+
+    @staticmethod
+    def fix_path(path):
+        """Make good paths.
+        :param path: path to fix
+        :type path: str
+        :return: fixed path
+        :rtype: str
+        """
+        if "~" in path:
+            path = path.replace("~", os.path.expanduser("~"))
+        return path
+
+    @staticmethod
+    def net_check():
+        """Check for internet connection"""
+        resp = None
+        host = "https://gitlab.manjaro.org"
+        # noinspection PyBroadException
+        try:
+            resp = urllib.request.urlopen(host, timeout=2)
+        except Exception:
+            pass
+        return bool(resp)
+
+    @staticmethod
+    def read_json_file(filename, dictionary=True):
+        """Read json data from file"""
+        result = list()
+        try:
+            if dictionary:
+                with open(filename, "rb") as infile:
+                    result = json.loads(
+                        infile.read().decode("utf8"),
+                        object_pairs_hook=collections.OrderedDict)
+            else:
+                with open(filename, "r") as infile:
+                    result = json.load(infile)
+        except OSError:
+            pass
+        return result
+
+    @staticmethod
+    def write_json_file(data, filename, dictionary=False):
+        """Writes data to file as json
+        :param data
+        :param filename:
+        :param dictionary:
+        """
+        try:
+            if dictionary:
+                with open(filename, "wb") as outfile:
+                    json.dump(data, outfile)
+            else:
+                with open(filename, "w") as outfile:
+                    json.dump(data, outfile, indent=2)
+            return True
+        except OSError:
+            return False
+
+
+if __name__ == "__main__":
+    win = AppWindow()
+    win.connect("delete-event", Gtk.main_quit)
+    win.connect("destroy", Gtk.main_quit)
+    win.show_all()
+    Gtk.main()
diff --git a/src/manjaro_hello.py b/src/manjaro_hello.py
index 3040cca..16f7c12 100644
--- a/src/manjaro_hello.py
+++ b/src/manjaro_hello.py
@@ -1,5 +1,8 @@
 #!/usr/bin/env python3
 
+import collections
+import glob
+import urllib.request
 import gettext
 import json
 import locale
@@ -8,17 +11,348 @@ import subprocess
 import sys
 import webbrowser
 import gi
+
 gi.require_version("Gtk", "3.0")
-from gi.repository import Gtk, GdkPixbuf
+from gi.repository import Gtk, GdkPixbuf, GLib
+
+# Applications class constants
+VERSION = "0.8"
+TITLE = "Manjaro Application Utility {}".format(VERSION)
+GROUP = 0
+ICON = 1
+APPLICATION = 2
+DESCRIPTION = 3
+ACTIVE = 4
+PACKAGE = 5
+INSTALLED = 6
 
 
-class Hello():
+class Applications(Gtk.Window):
+    def __init__(self):
+        Gtk.Window.__init__(self, title=TITLE, border_width=6)
+        self.app = "manjaro-hello"
+        self.dev = "--dev" in sys.argv
+        if self.dev:
+            self.preferences = self.read_json_file("data/preferences.json".format(self.app))
+        else:
+            self.preferences = self.read_json_file("/usr/share/{}/data/preferences.json".format(self.app))
+        self.preferences["data_path"] = "./data"
+        self.set_position(Gtk.WindowPosition.CENTER_ALWAYS)
+        icon="system-software-install"
+        pixbuf24 = Gtk.IconTheme.get_default().load_icon(icon, 24, 0)
+        pixbuf32 = Gtk.IconTheme.get_default().load_icon(icon, 32, 0)
+        pixbuf48 = Gtk.IconTheme.get_default().load_icon(icon, 48, 0)
+        pixbuf64 = Gtk.IconTheme.get_default().load_icon(icon, 64, 0)
+        pixbuf96 = Gtk.IconTheme.get_default().load_icon(icon, 96, 0)
+        self.set_icon_list([pixbuf24, pixbuf32, pixbuf48, pixbuf64, pixbuf96])
+
+        # set data
+        self.app_store = None
+        self.pkg_selected = None
+        self.pkg_installed = None
+        self.pkg_list_install = []
+        self.pkg_list_removal = []
+
+        # setup main box
+        self.set_default_size(800, 650)
+        self.application_box = Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
+        self.add(self.application_box)
+
+        # create title box
+        self.title_box = Gtk.Box()
+        self.title_image = Gtk.Image()
+        self.title_image.set_size_request(100, 100)
+        self.title_image.set_from_file("/usr/share/icons/manjaro/maia/96x96.png")
+        self.title_label = Gtk.Label()
+        self.title_label.set_markup("<big>Manjaro Application Maintenance</big>\n"
+                                    "Select/Deselect apps you want to install/remove.\n"
+                                    "Click <b>UPDATE SYSTEM</b> button when ready.")
+        self.title_box.pack_start(self.title_image, expand=False, fill=False, padding=0)
+        self.title_box.pack_start(self.title_label, expand=True, fill=True, padding=0)
+
+        # pack title box to main box
+        self.application_box.pack_start(self.title_box, expand=False, fill=False, padding=0)
+
+        # setup grid
+        self.grid = Gtk.Grid()
+        self.grid.set_column_homogeneous(True)
+        self.grid.set_row_homogeneous(True)
+        self.application_box.add(self.grid)
+
+        # setup list store model
+        self.app_store = self.load_app_data(self.preferences["data_set"])
+
+        # create a tree view with the model store
+        self.tree_view = Gtk.TreeView.new_with_model(self.app_store)
+        self.tree_view.set_activate_on_single_click(True)
+
+        # column model: icon
+        icon = Gtk.CellRendererPixbuf()
+        column = Gtk.TreeViewColumn("", icon, icon_name=ICON)
+        self.tree_view.append_column(column)
+
+        # column model: group name column
+        renderer = Gtk.CellRendererText()
+        column = Gtk.TreeViewColumn("Group", renderer, text=GROUP)
+        self.tree_view.append_column(column)
+
+        # column model: app name column
+        renderer = Gtk.CellRendererText()
+        column = Gtk.TreeViewColumn("Application", renderer, text=APPLICATION)
+        self.tree_view.append_column(column)
+
+        # column model: description column
+        renderer = Gtk.CellRendererText()
+        column = Gtk.TreeViewColumn("Description", renderer, text=DESCRIPTION)
+        self.tree_view.append_column(column)
+
+        # column model: install column
+        toggle = Gtk.CellRendererToggle()
+        toggle.connect("toggled", self.on_app_toggle)
+        column = Gtk.TreeViewColumn("Installed", toggle, active=ACTIVE)
+        self.tree_view.append_column(column)
+
+        # button box
+        self.button_box = Gtk.Box(spacing=10)
+        self.advanced = Gtk.ToggleButton(label="Advanced")
+        self.advanced.connect("clicked", self.on_expert_clicked)
+        self.download = Gtk.Button(label="download")
+        self.download.connect("clicked", self.on_download_clicked)
+        self.reload_button = Gtk.Button(label="reload")
+        self.reload_button.connect("clicked", self.on_reload_clicked)
+        self.update_system_button = Gtk.Button(label="UPDATE SYSTEM")
+        self.update_system_button.connect("clicked", self.on_update_system_clicked)
+        self.close_button = Gtk.Button(label="close")
+        self.close_button.connect("clicked", self.on_close_clicked)
+        self.button_box.pack_start(self.advanced, expand=False, fill=False, padding=10)
+        self.button_box.pack_end(self.update_system_button, expand=False, fill=False, padding=10)
+        self.button_box.pack_end(self.close_button, expand=False, fill=False, padding=10)
+        self.button_box.pack_end(self.reload_button, expand=False, fill=False, padding=10)
+        self.button_box.pack_end(self.download, expand=False, fill=False, padding=10)
+        self.application_box.pack_end(self.button_box, expand=False, fill=False, padding=10)
+
+        # create a scrollable window
+        self.app_window = Gtk.ScrolledWindow()
+        self.app_window.set_vexpand(True)
+        self.app_window.add(self.tree_view)
+        self.grid.attach(self.app_window, 0, 0, 5, len(self.app_store))
+
+        # show start
+        self.show_all()
+
+    def load_app_data(self, data_set):
+        if os.path.isfile("{}/{}.json".format(self.preferences["user_path"], data_set)):
+            app_data = self.read_json_file("{}/{}.json".format(self.preferences["user_path"], data_set))
+        else:
+            app_data = self.read_json_file("{}/{}.json".format(self.preferences["data_path"], data_set))
+
+        store = Gtk.TreeStore(str, str, str, str, bool, str, bool)
+        for group in app_data:
+            index = store.append(None,
+                                 [group["name"],
+                                  group["icon"],
+                                  None, group["description"], None, None, None])
+            for app in group["apps"]:
+                status = self.app_installed(app["pkg"])
+                tree_item = (None,
+                             app["icon"],
+                             app["name"],
+                             app["description"],
+                             status,
+                             app["pkg"],
+                             status)
+                store.append(index, tree_item)
+        return store
+
+    def reload_app_data(self, dataset):
+        self.pkg_selected = None
+        self.pkg_installed = None
+        self.pkg_list_install = []
+        self.pkg_list_removal = []
+        self.app_store.clear()
+        self.app_store = self.load_app_data(dataset)
+        self.tree_view.set_model(self.app_store)
+
+    def on_close_clicked(self, widget):
+        self.hide()
+
+    def on_reload_clicked(self, widget):
+        self.reload_app_data(self.preferences["data_set"])
+
+    def on_expert_clicked(self, widget):
+        if widget.get_active():
+            self.preferences["data_set"] = "advanced"
+        else:
+            self.preferences["data_set"] = "default"
+        self.reload_app_data(self.preferences["data_set"])
+
+    def on_download_clicked(self, widget):
+        if self.net_check():
+            # noinspection PyBroadException
+            try:
+                for download in self.preferences["data_sets"]:
+                    url = "{}/{}.json".format(self.preferences["url"], download)
+                    file = self.fix_path("{}/{}.json".format(self.preferences["user_path"], download))
+                    req = urllib.request.Request(url=url)
+                    with urllib.request.urlopen(req, timeout=2) as response:
+                        data = json.loads(response.read().decode("utf8"))
+                        self.write_json_file(data, file)
+
+            except Exception as e:
+                print(e)
+
+        else:
+            dialog = Gtk.MessageDialog(self, 0,
+                                       Gtk.MessageType.ERROR,
+                                       Gtk.ButtonsType.CANCEL,
+                                       "Download not available")
+            dialog.format_secondary.text("The server 'gitlab.manjaro.org' could not be reached")
+            dialog.run()
+
+    def on_app_toggle(self, cell, path):
+        # a group has no package attached and we don't install groups
+        if self.app_store[path][PACKAGE] is not None:
+            self.app_store[path][ACTIVE] = not self.app_store[path][ACTIVE]
+            self.pkg_selected = self.app_store[path][PACKAGE]
+            self.pkg_installed = self.app_store[path][INSTALLED]
+
+            if self.app_store[path][ACTIVE] is False:
+                if self.pkg_installed is True:
+                    # to uninstall
+                    self.pkg_list_removal.append(self.pkg_selected)
+                    if self.dev:
+                        print("for removal   : {}".format(self.pkg_selected))
+                if self.pkg_selected in self.pkg_list_install:
+                    # cancel install
+                    self.pkg_list_install.remove(self.pkg_selected)
+                    if self.dev:
+                        print("cancel install: {}".format(self.pkg_selected))
+            else:
+                # don't reinstall
+                if self.pkg_installed is False:
+                    # only install
+                    if self.pkg_selected not in self.pkg_list_install:
+                        self.pkg_list_install.append(self.pkg_selected)
+                        if self.dev:
+                            print("to install    : {}".format(self.pkg_selected))
+                if self.pkg_selected in self.pkg_list_removal:
+                    # cancel uninstall
+                    self.pkg_list_removal.remove(self.pkg_selected)
+            if self.dev:
+                print("pkg list install: {}".format(self.pkg_list_install))
+                print("pkg list removal: {}".format(self.pkg_list_removal))
+
+    def on_update_system_clicked(self, widget):
+        file_install = "/tmp/.install-packages.txt"
+        file_uninstall = "/tmp/.remove-packages.txt"
+
+        os.environ["APP_UTILITY"] = "PACKAGES"
+        shell_fallback = False
+
+        if self.pkg_list_install:
+            if os.path.isfile("/usr/bin/pamac-installer"):
+                subprocess.run(["pamac-installer"] + self.pkg_list_install)
+            else:
+                shell_fallback = True
+                with open(file_install, "w") as outfile:
+                    for p in self.pkg_list_install:
+                        outfile.write("{} ".format(p))
+
+        if self.pkg_list_removal:
+            shell_fallback = True
+            with open(file_uninstall, "w") as outfile:
+                for p in self.pkg_list_removal:
+                    outfile.write("{} ".format(p))
+
+        if shell_fallback:
+            if self.dev:
+                os.system('gksu-polkit ./app-install')
+            else:
+                os.system('gksu-polkit app-install')
+
+        self.reload_app_data(self.preferences["data_set"])
+
+    @staticmethod
+    def app_installed(package):
+        if glob.glob("/var/lib/pacman/local/{}-[0-9]*".format(package)):
+            return True
+        return False
+
+    @staticmethod
+    def fix_path(path):
+        """Make good paths.
+        :param path: path to fix
+        :type path: str
+        :return: fixed path
+        :rtype: str
+        """
+        if "~" in path:
+            path = path.replace("~", os.path.expanduser("~"))
+        return path
+
+    @staticmethod
+    def net_check():
+        """Check for internet connection"""
+        resp = None
+        host = "https://gitlab.manjaro.org"
+        # noinspection PyBroadException
+        try:
+            resp = urllib.request.urlopen(host, timeout=2)
+        except Exception:
+            pass
+        return bool(resp)
+
+    @staticmethod
+    def read_json_file(filename, dictionary=True):
+        """Read json data from file"""
+        result = list()
+        try:
+            if dictionary:
+                with open(filename, "rb") as infile:
+                    result = json.loads(
+                        infile.read().decode("utf8"),
+                        object_pairs_hook=collections.OrderedDict)
+            else:
+                with open(filename, "r") as infile:
+                    result = json.load(infile)
+        except OSError:
+            pass
+        return result
+
+    @staticmethod
+    def write_json_file(data, filename, dictionary=False):
+        """Writes data to file as json
+        :param data
+        :param filename:
+        :param dictionary:
+        """
+        try:
+            if dictionary:
+                with open(filename, "wb") as outfile:
+                    json.dump(data, outfile)
+            else:
+                with open(filename, "w") as outfile:
+                    json.dump(data, outfile, indent=2)
+            return True
+        except OSError:
+            return False
+
+
+class Hello(Gtk.Window):
     """Hello"""
 
     def __init__(self):
+        Gtk.Window.__init__(self, title="Manjaro Hello", border_width=6)
         self.app = "manjaro-hello"
         self.dev = "--dev" in sys.argv  # Dev mode activated ?
 
+        # used by application utility
+        self.app_store = None
+        self.pkg_selected = None
+        self.pkg_installed = None
+        self.pkg_list_install = []
+        self.pkg_list_removal = []
+
         # Load preferences
         if self.dev:
             self.preferences = read_json("data/preferences.json")
@@ -88,6 +422,8 @@ class Hello():
            os.path.isfile(self.preferences["installer_path"]):
             self.builder.get_object("installlabel").set_visible(True)
             self.builder.get_object("install").set_visible(True)
+        else:
+            self.builder.get_object("applications").set_visible(True)
 
         self.window.show()
 
@@ -238,10 +574,14 @@ class Hello():
             dialog = self.builder.get_object("aboutdialog")
             dialog.run()
             dialog.hide()
+        elif name == "applications":
+            win = Applications()
+            win.show_all()
 
     def on_btn_clicked(self, btn):
         """Event for clicked button."""
         name = btn.get_name()
+        print(name)
         self.builder.get_object("home").set_sensitive(not name == "home")
         self.builder.get_object("stack").set_visible_child_name(name + "page")
 
@@ -296,6 +636,7 @@ def write_json(path, content):
     except OSError as error:
         print(error)
 
+
 def get_lsb_infos():
     """Read informations from the lsb-release file.
     :return: args from lsb-release file
@@ -318,5 +659,6 @@ def get_lsb_infos():
 
 
 if __name__ == "__main__":
-    Hello()
+    hello = Hello()
+    hello.connect("destroy", Gtk.main_quit)
     Gtk.main()
diff --git a/ui/manjaro-hello.glade b/ui/manjaro-hello.glade
index 3c38124..6788948 100644
--- a/ui/manjaro-hello.glade
+++ b/ui/manjaro-hello.glade
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.20.1 -->
+<!-- Generated with glade 3.22.1 -->
 <interface>
   <requires lib="gtk+" version="3.20"/>
   <object class="GtkImage" id="homeicon">
@@ -19,6 +19,99 @@
     <property name="default_height">500</property>
     <property name="has_resize_grip">True</property>
     <signal name="delete-event" handler="on_delete_window" swapped="no"/>
+    <child type="titlebar">
+      <object class="GtkHeaderBar" id="headerbar">
+        <property name="visible">True</property>
+        <property name="can_focus">False</property>
+        <property name="title">Manjaro Hello</property>
+        <property name="show_close_button">True</property>
+        <child>
+          <object class="GtkButton" id="home">
+            <property name="name">home</property>
+            <property name="visible">True</property>
+            <property name="sensitive">False</property>
+            <property name="can_focus">False</property>
+            <property name="receives_default">True</property>
+            <property name="tooltip_text" translatable="yes">Home</property>
+            <property name="image">homeicon</property>
+            <signal name="clicked" handler="on_btn_clicked" swapped="no"/>
+          </object>
+        </child>
+        <child>
+          <object class="GtkComboBoxText" id="languages">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+            <items>
+              <item id="sq">Albanian</item>
+              <item id="ar">Arabic</item>
+              <item id="ast-ES">Asturian (Spain)</item>
+              <item id="be">Belarusian</item>
+              <item id="bg">Bulgarian</item>
+              <item id="ca">Catalan</item>
+              <item id="zh-CN">Chinese (China)</item>
+              <item id="zh-TW">Chinese (Taiwan)</item>
+              <item id="hr">Croatian</item>
+              <item id="cs">Czech</item>
+              <item id="da">Danish</item>
+              <item id="nl">Dutch</item>
+              <item id="en">English</item>
+              <item id="fi">Finnish</item>
+              <item id="fr">French</item>
+              <item id="de">German</item>
+              <item id="ka">Georgian</item>
+              <item id="el-GR">Greek (Greece)</item>
+              <item id="he">Hebrew</item>
+              <item id="hi-IN">Hindi (India)</item>
+              <item id="hu">Hungarian</item>
+              <item id="is">Icelandic</item>
+              <item id="id-ID">Indonesian (Indonesia)</item>
+              <item id="it">Italian</item>
+              <item id="ja">Japanese</item>
+              <item id="ko-KR">Korean (Korea)</item>
+              <item id="lt">Lithuanian</item>
+              <item id="nb">Norwegian Bokmål</item>
+              <item id="fa-IR">Persian (Iran)</item>
+              <item id="pl">Polish</item>
+              <item id="pt-BR">Portuguese (Brazil)</item>
+              <item id="pt-PT">Portuguese (Portugal)</item>
+              <item id="ro-RO">Romanian (Romania)</item>
+              <item id="ru">Russian</item>
+              <item id="sk">Slovak</item>
+              <item id="sl-SI">Slovenian (Slovenia)</item>
+              <item id="sl">Slovenian</item>
+              <item id="es">Spanish</item>
+              <item id="sr-RS">Serbian (Serbia)</item>
+              <item id="sr">Serbian</item>
+              <item id="sv">Swedish</item>
+              <item id="th">Thai</item>
+              <item id="tr-TR">Turkish (Turkey)</item>
+              <item id="tr">Turkish</item>
+              <item id="uk">Ukrainian</item>
+              <item id="vi-VN">Vietnamese (Viet Nam)</item>
+            </items>
+            <signal name="changed" handler="on_languages_changed" swapped="no"/>
+          </object>
+          <packing>
+            <property name="position">2</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="about">
+            <property name="name">about</property>
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+            <property name="receives_default">True</property>
+            <property name="tooltip_text" translatable="yes">About</property>
+            <property name="image">iconabout</property>
+            <signal name="clicked" handler="on_action_clicked" swapped="no"/>
+          </object>
+          <packing>
+            <property name="pack_type">end</property>
+            <property name="position">1</property>
+          </packing>
+        </child>
+      </object>
+    </child>
     <child>
       <object class="GtkStack" id="stack">
         <property name="visible">True</property>
@@ -427,6 +520,19 @@ We, the Manjaro Developers, hope that you will enjoy using Manjaro as much as we
                 <property name="top_attach">8</property>
               </packing>
             </child>
+            <child>
+              <object class="GtkButton" id="applications">
+                <property name="label" translatable="yes">Applications</property>
+                <property name="name">applications</property>
+                <property name="can_focus">False</property>
+                <property name="receives_default">True</property>
+                <signal name="clicked" handler="on_action_clicked" swapped="no"/>
+              </object>
+              <packing>
+                <property name="left_attach">1</property>
+                <property name="top_attach">8</property>
+              </packing>
+            </child>
             <child>
               <placeholder/>
             </child>
@@ -446,99 +552,6 @@ We, the Manjaro Developers, hope that you will enjoy using Manjaro as much as we
         </child>
       </object>
     </child>
-    <child type="titlebar">
-      <object class="GtkHeaderBar" id="headerbar">
-        <property name="visible">True</property>
-        <property name="can_focus">False</property>
-        <property name="title">Manjaro Hello</property>
-        <property name="show_close_button">True</property>
-        <child>
-          <object class="GtkButton" id="home">
-            <property name="name">home</property>
-            <property name="visible">True</property>
-            <property name="sensitive">False</property>
-            <property name="can_focus">False</property>
-            <property name="receives_default">True</property>
-            <property name="tooltip_text" translatable="yes">Home</property>
-            <property name="image">homeicon</property>
-            <signal name="clicked" handler="on_btn_clicked" swapped="no"/>
-          </object>
-        </child>
-        <child>
-          <object class="GtkComboBoxText" id="languages">
-            <property name="visible">True</property>
-            <property name="can_focus">False</property>
-            <items>
-              <item id="sq">Albanian</item>
-              <item id="ar">Arabic</item>
-              <item id="ast-ES">Asturian (Spain)</item>
-              <item id="be">Belarusian</item>
-              <item id="bg">Bulgarian</item>
-              <item id="ca">Catalan</item>
-              <item id="zh-CN">Chinese (China)</item>
-              <item id="zh-TW">Chinese (Taiwan)</item>
-              <item id="hr">Croatian</item>
-              <item id="cs">Czech</item>
-              <item id="da">Danish</item>
-              <item id="nl">Dutch</item>
-              <item id="en">English</item>
-              <item id="fi">Finnish</item>
-              <item id="fr">French</item>
-              <item id="de">German</item>
-              <item id="ka">Georgian</item>
-              <item id="el-GR">Greek (Greece)</item>
-              <item id="he">Hebrew</item>
-              <item id="hi-IN">Hindi (India)</item>
-              <item id="hu">Hungarian</item>
-              <item id="is">Icelandic</item>
-              <item id="id-ID">Indonesian (Indonesia)</item>
-              <item id="it">Italian</item>
-              <item id="ja">Japanese</item>
-              <item id="ko-KR">Korean (Korea)</item>
-              <item id="lt">Lithuanian</item>
-              <item id="nb">Norwegian Bokmål</item>
-              <item id="fa-IR">Persian (Iran)</item>
-              <item id="pl">Polish</item>
-              <item id="pt-BR">Portuguese (Brazil)</item>
-              <item id="pt-PT">Portuguese (Portugal)</item>
-              <item id="ro-RO">Romanian (Romania)</item>
-              <item id="ru">Russian</item>
-              <item id="sk">Slovak</item>
-              <item id="sl-SI">Slovenian (Slovenia)</item>
-              <item id="sl">Slovenian</item>
-              <item id="es">Spanish</item>
-              <item id="sr-RS">Serbian (Serbia)</item>
-              <item id="sr">Serbian</item>
-              <item id="sv">Swedish</item>
-              <item id="th">Thai</item>
-              <item id="tr-TR">Turkish (Turkey)</item>
-              <item id="tr">Turkish</item>
-              <item id="uk">Ukrainian</item>
-              <item id="vi-VN">Vietnamese (Viet Nam)</item>
-            </items>
-            <signal name="changed" handler="on_languages_changed" swapped="no"/>
-          </object>
-          <packing>
-            <property name="position">2</property>
-          </packing>
-        </child>
-        <child>
-          <object class="GtkButton" id="about">
-            <property name="name">about</property>
-            <property name="visible">True</property>
-            <property name="can_focus">False</property>
-            <property name="receives_default">True</property>
-            <property name="tooltip_text" translatable="yes">About</property>
-            <property name="image">iconabout</property>
-            <signal name="clicked" handler="on_action_clicked" swapped="no"/>
-          </object>
-          <packing>
-            <property name="pack_type">end</property>
-            <property name="position">1</property>
-          </packing>
-        </child>
-      </object>
-    </child>
   </object>
   <object class="GtkAboutDialog" id="aboutdialog">
     <property name="can_focus">False</property>
@@ -586,6 +599,9 @@ Stéphane
 Андрей Раугас</property>
     <property name="logo_icon_name"/>
     <property name="license_type">gpl-3-0</property>
+    <child>
+      <placeholder/>
+    </child>
     <child internal-child="vbox">
       <object class="GtkBox">
         <property name="can_focus">True</property>
@@ -608,8 +624,5 @@ Stéphane
         </child>
       </object>
     </child>
-    <child>
-      <placeholder/>
-    </child>
   </object>
 </interface>