With The Typing Cat you can learn following keyboard layouts:

Qwerty is the most common widespread modern-day keyboard layout. It was designed based on a layout created for the Sholes and Glidden typewriter in 1873.
Learn Qwerty
Dvorak was created in 1930 and patented in 1936 by Dr. August Dvorak. It proponents claim this layout uses less finger motion, increases typing rate and reduces errors compared to Qwerty.
Learn Dvorak
Colemak is a keyboard layout created for touch typing in English. It is designed to be a practical alternative to the Qwerty and Dvorak keyboard layouts. It was released on 01-Jan-2006 and boasted impressive metrics in terms of finger travel, hand alternation, and same finger frequency. Colemak is the 3rd most popular keyboard layout for touch typing in English, after QWERTY and Dvorak.
Learn Colemak
Workman is a keyboard layout optimized for horizontal and vertical finger stretching. It accounts for wrist movement to the middle columns and the reaching and folding preferences of each finger. Workman was created and released by OJ Bucao on Labor Day in honor of all who type on keyboards for a living. See more on www.workmanlayout.com.
Learn WorkmanPractice typing in color scheme you like best
Yeti
United
Superhero
Spacelab
Slate
Sandstone
Readable
Lumen
Darkly
Journal
Flatly
Cyborg
Cosmo
Cerulean
PaperWhat people are saying about The Typing Cat:
The Typing Cat has been built to work only with browsers listed below: