I would donate to (and have donated to some of) the following:
- Vaultwarden
- Jellyfin
- Invidious project and yewtu.be instance
- Shynet
- Riseup VPN
- Photoview
- Jerboa
1 point
https://releases.grayjay.app/app-arm64-v8a-release.apk
Still in alpha and the source code is not public yet, but full release is September at the latest I think.