Martian Dreams Design Documents
Six documents which discuss the alpha testing, clue path and plot, planned dream world encounters, maps, tilesets, and in-game flags for Martian Dreams.
PU6E
The Python Ultima 6 Editor, a world editor for Ultima 6 and the two Worlds of Ultima spin-off games that use its engine.
The IT-HE Software Ultima 6 Development Utilities
A comprehensive utilities package that includes numerous programs and files that can be used to edit Ultima 6, Savage Empire, and Martian Dreams.
U6Edit
A powerful editing suite for Ultima 6 and Martian Dreams.