CustomKeyboardEngine
Privacy-friendly Android keyboard engine to build custom layouts from JSON files. Coding-friendly (tested in Termux, VNC client, editors). Uses sendKeyEvent() to simulate physical keyboard as close as possible. Suitable for any screen, has floating mode (like Gboard).
Install / Use
/learn @roalyr/CustomKeyboardEngineREADME

CustomKeyboardEngine is a flexible and customizable keyboard engine for Android.
Features
- Multiple Layout Support: Language layouts and service layouts are dynamically loaded from files.
- Customizable JSON-Based Layouts: Define rows, keys, dimensions, and behavior using JSON.
- Dynamic Reloading: Layouts can be reloaded when files change.
- Modifier and Sticky Keys: Support for Shift, Ctrl, Alt, and Caps Lock behavior.
- Floating Keyboard: Optional floating keyboard mode for overlay input.
- Error Notifications: Parsing errors are shown in popups for debugging.
REFERENCE MANUAL
Hint: Use Markor text editor to view the document in a more convenient way
Download layout .json files here
Screenshots




