There is an open source plugin hosted on CodePlex at http://cobrapluginsd.codeplex.com/ and [http://cobra-language.com/forums/viewtopic.php?f=4&t=551 discussed in the forums].

There is also a syntax highlighting file posted in the [http://cobra-language.com/forums/viewtopic.php?f=4&t=175 discussion forums], but you first best bet for a good experience is the above plugin.

See also: [wiki:IDESupport IDESupport], EditorSupport