SwiftKey is ideal for users who are looking for an intelligent keyboard that can adapt to their typing patterns, offer multi-language support, and provide extensive customization options. It's also recommended for individuals who type extensively on their mobile devices and appreciate efficiency and predictive text functionalities.
Wayland - Wayland is intended as a simpler replacement for X, easier to develop and maintain.
AnySoftKeyboard - Android (f/w 1.5+) on-screen keyboard for multiple languages.
Y Window System - Y Window System is a platform that allows you to improve the speed, working, and efficiency of the application in your operating system and helps you to increase the responsiveness of applications similar to any locally based app.
Gboard - Google-powered keyboard with search, GIFs, emojis and more!
XQuartz - The XQuartz project is an open-source effort to develop a version of the X.
Hacker's Keyboard - Are you missing the key layout you're used to from your computer when using an Android device?