diff --git a/CMakeLists.txt b/CMakeLists.txt
index ebedfb754e..cc686c440c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -171,6 +171,15 @@ install(DIRECTORY install/ui DESTINATION ${PKGDATADIR}
         FILES_MATCHING PATTERN "*.ttf" PATTERN "*.xrc")
 install(DIRECTORY install/resources DESTINATION ${PKGDATADIR})
 
+install(FILES ${CMAKE_CURRENT_BINARY_DIR}/install/bitmaps/darkradiant_icon_64x64.png
+	    DESTINATION ${CMAKE_INSTALL_DATADIR}/icons/hicolor/64x64/apps
+		RENAME net.darkradiant.DarkRadiant.png)
+install(FILES ${CMAKE_CURRENT_BINARY_DIR}/install/bitmaps/darkradiant_icon_128x128.png
+	    DESTINATION ${CMAKE_INSTALL_DATADIR}/icons/hicolor/128x128/apps
+		RENAME net.darkradiant.DarkRadiant.png)
+install(FILES ${CMAKE_CURRENT_BINARY_DIR}/install/net.darkradiant.DarkRadiant.metainfo.xml
+	    DESTINATION ${CMAKE_INSTALL_DATADIR}/metainfo)
+
 # Install locale data
 if (${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.14")
 # CMake 3.14 and above support TYPE LOCALE, they deduct DESTINATION themselves
diff --git a/install/bitmaps/darkradiant_icon_128x128.png b/install/bitmaps/darkradiant_icon_128x128.png
new file mode 100644
index 0000000000..ba2b7ee6c4
Binary files /dev/null and b/install/bitmaps/darkradiant_icon_128x128.png differ
diff --git a/install/darkradiant.desktop.in b/install/darkradiant.desktop.in
index 2f8046a8a8..eb4b272f70 100644
--- a/install/darkradiant.desktop.in
+++ b/install/darkradiant.desktop.in
@@ -4,10 +4,10 @@ Name=DarkRadiant
 GenericName=Level editor
 Keywords=doom;doom3;idtech;level;map;the dark mod;game development;
 
-Comment=3D level editor for Doom 3 and the Dark Mod
-Comment[de]=3D Level Editor für Doom 3 und The Dark Mod
+Comment=3D level editor for The Dark Mod and Doom 3
+Comment[de]=3D Level Editor für The Dark Mod und Doom 3
 
-Icon=@CMAKE_INSTALL_PREFIX@/share/darkradiant/bitmaps/darkradiant_icon_64x64.png
+Icon=net.darkradiant.DarkRadiant
 
 # The %f means a single, local, absolute file. Remote files will be
 # first copied in a local temp location and then given to the program:
diff --git a/install/net.darkradiant.DarkRadiant.metainfo.xml b/install/net.darkradiant.DarkRadiant.metainfo.xml
new file mode 100644
index 0000000000..17cdd03956
--- /dev/null
+++ b/install/net.darkradiant.DarkRadiant.metainfo.xml
@@ -0,0 +1,76 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<component type="desktop-application">
+  <id>net.darkradiant.DarkRadiant</id>
+  <name>DarkRadiant</name>
+  <summary>3D level editor for The Dark Mod and Doom 3</summary>
+  <metadata_license>CC0-1.0</metadata_license>
+  <project_license>GPL-2.0-or-later</project_license>
+  <content_rating type="oars-1.1" />
+  <url type="homepage">https://www.darkradiant.net/</url>
+  <screenshots>
+    <screenshot type="default">
+      <caption>Main window</caption>
+      <image type="source" width="1960" height="1039">https://www.darkradiant.net/images/screenshots/appstream_screenshot1.png</image>
+    </screenshot>
+    <screenshot>
+      <caption>Prefab chooser</caption>
+      <image type="source" width="1960" height="1039">https://www.darkradiant.net/images/screenshots/appstream_screenshot2.png</image>
+    </screenshot>
+    <screenshot>
+      <caption>Animation viewer</caption>
+      <image type="source" width="1960" height="1039">https://www.darkradiant.net/images/screenshots/appstream_screenshot3.png</image>
+    </screenshot>
+    <screenshot>
+      <caption>Material editor</caption>
+      <image type="source" width="1960" height="1039">https://www.darkradiant.net/images/screenshots/appstream_screenshot4.png</image>
+    </screenshot>
+  </screenshots>
+  <description>
+    <p>
+      DarkRadiant is an overhauled version originally based on GtkRadiant designed for use with The Dark Mod (www.thedarkmod.com), a Thief-inspired modification of the Doom 3 game engine.
+    </p>
+    <p>
+      Feature Highlights include:
+      <ul>
+          <li>Media Browser</li>
+          <li>Surface / Patch / Light Inspector</li>
+          <li>Layers, Grouping and Selection Sets</li>
+          <li>Model Scaling</li>
+          <li>Particle Editor incl. realtime Preview</li>
+          <li>Export entire map sections to ASE, LWO and OBJ format</li>
+          <li>Browsers for Models, Entity Classes, Skins, Sounds</li>
+          <li>Support for most idTech4 shader features</li>
+          <li>TexTool (U/V Editing Tool)</li>
+          <li>MD5 Animation Viewer</li>
+          <li>Curve Editing</li>
+          <li>Drag-Manipulation of Brushes, Patches and Lights (Point and Projected)</li>
+          <li>Python Script Interface</li>
+          <li>Game support for: The Dark Mod 2.0, Doom 3, Quake 4, Quake 3, XreaL</li>
+          <li>Imports all kinds of maps in classic Quake/idTech map formats</li>
+          <li>Exports maps to Doom 3 / Quake4 / Quake 3 format</li>
+          <li>Customisable colour schemes</li>
+          <li>English and German localisation</li>
+      </ul>
+    </p>
+    <p>
+      Our goal is to provide the TDM fan-mission community with a capable and easy-to-use editor. To achieve this, specialised plugins were developed to assist authors in tackling the complex mission creating tasks:
+      <ul>
+        <li>Stim/Response Editor</li>
+        <li>Objectives Editor</li>
+        <li>Difficulty Editor</li>
+        <li>Conversation Editor</li>
+        <li>AI Property Panel</li>
+        <li>Readable Editor incl. Preview</li>
+        <li>AI Head Selector</li>
+      </ul>
+    </p>
+  </description>
+  
+  <launchable type="desktop-id">net.darkradiant.DarkRadiant.desktop</launchable>
+
+  <releases>
+    <release version="3.3.0" date="2022-09-23"/>
+    <release version="3.2.0" date="2022-09-03"/>
+  </releases>
+
+</component>