TypeLit.io is described as 'Typing practice for kids and adults -- Improve your touch typing speed for free online by practicing on classic books!' and is an website in the OS & Utilities category. There are more than 25 alternatives to TypeLit.io, not only websites but also apps for a variety of platforms, including Windows, Mac, Linux and Chrome OS. The best alternative is Klavaro, which is both free and Open Source. Other great sites and apps similar to TypeLit.io are keybr (Free Personal), KTouch (Free, Open Source), Typing.com (Free) and Rašyti (Free, Open Source).
Typing Club is a free web-application aimed at teaching the basics of touch typing and further improving your keyboard skills. Multiple layouts available. Progress can be saved online via Facebook, or by signing up for a free account, so you can continue learning wherever you go.
KeyBlaze is an easy, fun and effective way to learn how to type or improve your typing skills. It starts with basic lessons on the home keys and neighboring keys, then continues with capitalization, punctuation and numbers.