DreamZZT is an open-source ZZT engine for Mac OS X, Microsoft Windows, Linux, and the SEGA Dreamcast. ZZT was an ANSI-based game creation system created by Epic Megagames’ Tim Sweeny in 1990. The original release included 6 worlds, including the shareware world The Town of ZZT. It also included a built-in game editor, allowing for the creation of new games.

Changes:

New Features
DreamZZT Online support for Nintendo DS
Support for saving SuperZZT games
Directory listing in NDS file browser (contributed by ndsdev -at – thedopefish.com)
Lua interpreter for Nintendo DS builds
Reduced memory usage so larger games can fit in Nintendo DS RAM
Multi-line text entry widget for bug reports
ZZT-OOP script editor
Meter display for SuperZZT health
Support SuperZZT “hint” key
Hold-to-scroll in text windows

Bug fixes
Player can no longer travel between boards if there is an obstacle on the other side
Stop music playback when ending a game and changing boards
Fix dark grey RGB value in NDS palette
Display the pattern tiles in the editor
Fix board corruption issue when using a teleporter
Set color during #change and assign torches a default yellow color

http://c99koder.livejournal.com/159553.html