AnySoftKeyboard: NEO2
Neo2 Keyboard Layout for ASKGPL-3.0-only
DroidTR IME
DroidTR IME (Turkish F/Q keyboard)GPL-3.0-only
Sithakuru
Libre Sinhala KeyboardGPL-3.0-only
aaaaa
a minimalist keyboardMPL-2.0
FutharkBoard
Elder Futhark keyboard for AndroidMIT
Piano
Virtual piano keyboardGPL-3.0-only
Tonality
Piano keyboard with scale highlightingGPL-3.0-or-later
WiFiKeyboard
Remote Wi-Fi keyboardGPL-2.0-only
YidKey KD
Yiddish keyboard (Compatibility Decomposition)Unlicense
Sayboard
An open-source on-device voice IME (keyboard) for Android using the Vosk libraryGPL-3.0-only
Irregular Expressions
Virtual keyboard for writing expressive messages in various text stylesMIT
Full colemak
Keyboard with International Colemak layoutApache-2.0
SlideItLoud
Turns on loud speaker if the keyboard is openedApache-2.0
ADBKeyBoard
Android Virtual Keyboard Input via ADBGPL-2.0-only
Stroke Input Method (筆畫輸入法)
A minimalist Chinese keyboard.GPL-3.0-only
KryptEY
Keyboard for secure E2EE communication through signal protocol in any messengerGPL-3.0-only
Authorizer
Password Manager with USB Keyboard emulationGPL-3.0-only
kboard
Keyboard with customisable one-click responses and powerful automation commands.GPL-3.0-only
EweSticker
EweSticker: Sticker Keyboard for using custom stickers in messagingMIT
Blue Line Console
Keyboard based launcherApache-2.0