diff --git a/lib/types/community-types.js b/lib/types/community-types.js
new file mode 100644
--- /dev/null
+++ b/lib/types/community-types.js
@@ -0,0 +1,13 @@
+// @flow
+
+import type { EnabledApps } from './enabled-apps.js';
+
+export type CommunityInfo = {
+  +enabledApps: EnabledApps,
+};
+
+export type CommunityInfos = { +[threadID: string]: CommunityInfo };
+
+export type CommunityStore = {
+  +communityInfos: CommunityInfos,
+};