doc: add credits on README

README.md

@@ -12,7 +12,6 @@ You need to have [GPodderSync](https://apps.nextcloud.com/apps/gpoddersync) inst
 - [ ] Import and export subscriptions
 - [x] Mobile friendly interface
 - [ ] Unified search integration
-- [ ] Dashboard integration
 - [x] Interface in multiple languages
 
 ## Clients supporting sync of GPodderSync
@@ -26,3 +25,9 @@ You need to have [GPodderSync](https://apps.nextcloud.com/apps/gpoddersync) inst
 ## Installation
 
 Either from the official Nextcloud [app store](https://apps.nextcloud.com/apps/repod) or by downloading the [latest release](https://git.crystalyx.net/Xefir/RePod/releases/latest) and extracting it into your Nextcloud `apps/` directory.
+
+## Credits
+
+- [GPodder Sync](https://github.com/thrillfall/nextcloud-gpodder) for the database API
+- [Nextcloud Podcast](https://git.project-insanity.org/onny/nextcloud-app-podcast) for the basic UI ideas
+- [NextPod](https://github.com/pbek/nextcloud-nextpod) for thier custom feed extraction code