Extend Vim with Python helpers
A Vim configuration that emulates Mac/Windows text editors
A Firefox add-on that makes him behave like the Vim text editor.
Finds regular expr in text / HTML / XML files, color-coding the output; Global find+replace, optionally confirm each replace and roll back changes; Click an output line to activate built-in editor to open the file and highlight the expr on that line
Clewn is a standalone program controlling Vim through a NetBeans interface.
Ropevim is a Vim mode that uses the rope library to provide features like Python refactorings and code-assists.
Thunderbird addon that transforms it to behave like VIM.
Vim is a popular vi clone that features syntax highlighting, a GUI, and much more.