TIPP10 is a free touch typing tutor for Windows, Mac OS and Linux. It is a free and open source touch typing application that's comprehensive.
Here are some screenshots to illustrate the features and user interface of this application:
Touch typing has never been so easy to learn. Screenshot of TIPP10 - 656px · 508pxTyping for beginners and advanced users. Screenshot of TIPP10 - 656px · 508pxExcellent open source typing tutor. Screenshot of TIPP10 - 656px · 508pxRewards you with points. Screenshot of TIPP10 - 656px · 508pxSome lessons are given in German and English. Screenshot of TIPP10 - 505px · 407pxLearn howto type professionally. Screenshot of TIPP10 - 507px · 508px