Google’s Android, the world’s most widely used mobile operating system, started life as open-source software. In its quest for ever-greater profits, the tech giant has been gradually eroding Android’s open-source nature over the last decade.
Originally published on The Lever, but that one asks you to sign up.
Some alternative for you for the keyboard:
https://github.com/Helium314/HeliBoard
https://app.futo.org/fdroid/repo/
https://keyboard.futo.org/
https://voiceinput.futo.org/
Edit: Check out their other apps too, you might find something you like https://futo.org/