diff --git a/.gitignore b/.gitignore
index 6057690..e1ece4a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -30,3 +30,6 @@ Makefile*
 
 # CMake
 CMakeLists.txt.user
+
+# Linux appdata
+/assets/freedesktop/org.zealdocs.Zeal.appdata.xml
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6c60559..15216ea 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.5.1)
 set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake")
 
 project(Zeal VERSION 0.6.0)
+set(RELEASE_DATE 2018-02-18)
 
 # Project information.
 if(APPLE)
diff --git a/assets/freedesktop/CMakeLists.txt b/assets/freedesktop/CMakeLists.txt
index 0e566ef..6e19e09 100644
--- a/assets/freedesktop/CMakeLists.txt
+++ b/assets/freedesktop/CMakeLists.txt
@@ -12,8 +12,16 @@ if(UNIX AND NOT APPLE)
                       DESTINATION ${KDE_INSTALL_ICONDIR}
     )
 
-    # TODO: Generate via zeal.desktop.in.
-    install(FILES "zeal.desktop"
+    configure_file( 
+        org.zealdocs.Zeal.appdata.xml.in 
+        org.zealdocs.Zeal.appdata.xml
+    )
+
+    install(FILES ${CMAKE_BINARY_DIR}/assets/freedesktop/org.zealdocs.Zeal.appdata.xml
+            DESTINATION ${KDE_INSTALL_METAINFODIR}
+    )
+
+    install(FILES "org.zealdocs.Zeal.desktop"
             DESTINATION ${KDE_INSTALL_APPDIR}
     )
 endif()
diff --git a/assets/freedesktop/org.zealdocs.Zeal.appdata.xml.in b/assets/freedesktop/org.zealdocs.Zeal.appdata.xml.in
new file mode 100644
index 0000000..bec3b7a
--- /dev/null
+++ b/assets/freedesktop/org.zealdocs.Zeal.appdata.xml.in
@@ -0,0 +1,55 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<component type="desktop">
+  <id>org.zealdocs.Zeal.desktop</id>
+  <name>Zeal</name>
+  <metadata_license>CC0-1.0</metadata_license>
+  <project_license>GPL-3.0-only</project_license>
+  <summary>Documentation browser</summary>
+  <description>
+    <p>Zeal is a simple offline documentation browser inspired by Dash.</p>
+  </description>
+  <url type="homepage">https://zealdocs.org/</url>
+  <url type="bugtracker">https://github.com/zealdocs/zeal/issues</url>
+  <url type="help">https://zealdocs.org/usage.html</url>
+  <screenshots>
+    <screenshot type="default">
+      <image>https://i.imgur.com/qBkZduS.png</image>
+    </screenshot>
+  </screenshots>
+  <provides>
+    <id>zeal.desktop</id>
+  </provides>
+  <releases>
+    <release date="${RELEASE_DATE}" version="${Zeal_VERSION}" />
+  </releases>
+  <update_contact>zeal@zealdocs.org</update_contact>
+  <content_rating type="oars-1.1">
+    <content_attribute id="violence-cartoon">none</content_attribute>
+    <content_attribute id="violence-fantasy">none</content_attribute>
+    <content_attribute id="violence-realistic">none</content_attribute>
+    <content_attribute id="violence-bloodshed">none</content_attribute>
+    <content_attribute id="violence-sexual">none</content_attribute>
+    <content_attribute id="violence-desecration">none</content_attribute>
+    <content_attribute id="violence-slavery">none</content_attribute>
+    <content_attribute id="violence-worship">none</content_attribute>
+    <content_attribute id="drugs-alcohol">none</content_attribute>
+    <content_attribute id="drugs-narcotics">none</content_attribute>
+    <content_attribute id="drugs-tobacco">none</content_attribute>
+    <content_attribute id="sex-nudity">none</content_attribute>
+    <content_attribute id="sex-themes">none</content_attribute>
+    <content_attribute id="sex-homosexuality">none</content_attribute>
+    <content_attribute id="sex-prostitution">none</content_attribute>
+    <content_attribute id="sex-adultery">none</content_attribute>
+    <content_attribute id="sex-appearance">none</content_attribute>
+    <content_attribute id="language-profanity">none</content_attribute>
+    <content_attribute id="language-humor">none</content_attribute>
+    <content_attribute id="language-discrimination">none</content_attribute>
+    <content_attribute id="social-chat">none</content_attribute>
+    <content_attribute id="social-info">none</content_attribute>
+    <content_attribute id="social-audio">none</content_attribute>
+    <content_attribute id="social-location">none</content_attribute>
+    <content_attribute id="social-contacts">none</content_attribute>
+    <content_attribute id="money-purchasing">none</content_attribute>
+    <content_attribute id="money-gambling">none</content_attribute>
+  </content_rating>
+</component>
diff --git a/assets/freedesktop/zeal.desktop b/assets/freedesktop/org.zealdocs.Zeal.desktop
similarity index 100%
rename from assets/freedesktop/zeal.desktop
rename to assets/freedesktop/org.zealdocs.Zeal.desktop