diff --git a/metadata/io.mainframe.hacs.yml b/metadata/io.mainframe.hacs.yml
new file mode 100644
index 0000000000..3b28e649db
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+++ b/metadata/io.mainframe.hacs.yml
@@ -0,0 +1,30 @@
+AntiFeatures:
+  - NonFreeNet
+Categories:
+  - Internet
+License: MIT
+SourceCode: https://github.com/ktt-ol/hacs
+IssueTracker: https://github.com/ktt-ol/hacs/issues
+Changelog: https://github.com/ktt-ol/hacs/blob/HEAD/CHANGELOG.md
+
+AutoName: HACS
+Summary: Hackspace Access Control System
+Description: An app for our "keyholder" to view and manage the door states of the
+    hackspace. It uses an mqtt service to get the current status and sends door commands
+    per ssh.
+
+RepoType: git
+Repo: https://github.com/ktt-ol/hacs
+
+Builds:
+  - versionName: 2.6.5
+    versionCode: 36
+    commit: 2.6.5
+    subdir: app
+    gradle:
+      - yes
+
+AutoUpdateMode: Version %v
+UpdateCheckMode: Tags
+CurrentVersion: 2.6.5
+CurrentVersionCode: 36