amphetype - Advanced typing practice program
Cpstest.org - Minecraft fans are very known to kohi. To improve your clicking speed at Minecraft PvP, test and practice your clicks with the kohi click test.
TypingMaster - Learn touch-typing technique, and improve/increase typing accuracy and speed.
Click Speed Test - See how fast you can click
Type Fu - Type Fu is an app that will teach you how to type fast. The right way. On Mac, Windows and Chrome OS.
Clicks Per Second - Clicks Per Second is a game that lets you test your click speed. It is also popularly known as a Click Speed Test or CPS Test.