available from OpenRepos, project at https://codeberg.org/blizzz/harbour-nextcloud-talk
In it’s current stage it is an chat-only client. Development might not appear fast (especially during lock down…), but halfway steady.
When I started it, there were too many Android apps running and my phone, and decided to take a decision: away with them. It felt pointless to have a nice mobile OS, but using software from a different platform, because of lack of native ones. Using and relying on Android would not help that situation. To fill a gap, I started working on this, scratching the famous own itch.
There’s still some things to polish, improve and extend.