http://sourceforge.net/project/showfiles.php?group_id=82028
Haxima includes:
  o A complete, playable game
  o U5-like game play
  o Multiple characters in the player party
  o Clone of U5 magic system, with some extras
  o A sizable wilderness
  o Several towns
  o Several dungeons
  o A main quest
  o Several side quests
  o Talking NPC's
  o Scripted game world
  o Open-source engine code
If you miss the old-school Ultima's or enjoy roguelikes, you'll want to
try
Haxima.
Regards,
--gmcnutt