XorCyst
Snowbro's own assembler) to write the game code
- Custom level editor, with integrated metatile and palette
editors
- Custom bitmap converter to scale any image down to 2 bits
per pixel (NES format)
- SpriteBuddy, a free sprite editor
- FastTracker 2, a free music editor
- Custom music converter that converts FastTracker 2 songs to
Snowbros own format
- Custom sample converter that converts WAV files to NES DPCM
stream
- Tile Molester, Snowbros own free graphics editor, for
drawing and organizing level graphics
- NES Screen Arranger, another one of Snowbros tools, for
making the title screen and menus
