Open Vim

Testing

Supported commands verified by running against Vim engine

Source code

MIT licensed source code in GitHub. Written in html5/css3/javascript

Solver/competition: given initial text and result text, what is the minimal command combination
Statistics for used commands
Browser extension, attaching Vim to textarea
Vim hero: complete vim-tasks as quickly as possible
Documentation on the web; partly executable
Vim tasks: column based tasklist like http://www.trello.com but with vim commands
Vim tetris, movement is faster using powerful commands