mdraw is an ansi drawing tool written in C# using the mono platform.

It is designed to support a wide range of formats: Ascii, Ansi, Avatar, PCboard and binary

It also features support for TheDraw fonts.

To download it you have to check out the subversion repository and build it with monodevelop.

Current limitations: Currently it only has viewing capabilities - no editing capabilities (but you can convert files to a different format).