Gboard - Google-powered keyboard with search, GIFs, emojis and more!
Rapid Typing Tutor - Rapid Typing Tutor makes keyboard training fun and entertaining.
Typing Speed Test - A simple typing test to see how fast you can type
10FastFingers - 10FastFingers is one of the effective typing speed checking tools that offer you a chance to enhance your typing speed in just a couple of days.
keyboardlayouteditor - Powerful, visual designer for designing and editing keyboard layouts.
KTouch - KTouch is a program for learning how to touch-type, both for children and adults.