Add readme

README.md

@@ -1,2 +1,26 @@
 # RePod Nextcloud App
 
+This Nextcloud app lets you visualize, manage and play your favorite podcasts.
+
+You need to have [GPodderSync](https://apps.nextcloud.com/apps/gpoddersync) installed to use this app!
+
+## Features
+
+- [x] Browse podcasts and play them directly in Nextcloud
+- [x] Keep track of subscribed shows and episodes
+- [x] Sync them with GPodderSync compatible clients
+- [] Import and export subscriptions
+- [] Mobile friendly interface
+- [] Unified search integration
+
+## Clients supporting sync of GPodderSync
+
+| client | support status |
+| :- | :- |
+| [AntennaPod](https://antennapod.org) | Initial purpose for this project, as a synchronization endpoint for this client.<br> Support is available [as of version 2.5.1](https://github.com/AntennaPod/AntennaPod/pull/5243/). |
+| [KDE Kasts](https://apps.kde.org/de/kasts/) | Supported since version 21.12 |
+| [Garmin Podcasts](https://lucasasselli.github.io/garmin-podcasts/) | Only for [compatible Garmin watches](https://apps.garmin.com/en-US/apps/b5b85600-0625-43b6-89e9-1245bd44532c), supported since version 3.3.4 |
+
+## 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.