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gufranco / snes-mapper-python

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SNES cartridge memory map and DMA engine in Python. Measured against 5,145 real cartridges: every distinct header combination they declare, checked against the layout and address resolutions it produces

emulator nintendo emulation reverse-engineering snes cartridge retrocomputing super-famicom super-nintendo rom-hacking hardware-emulation dma rom-header retro-gaming memory-map lorom hirom address-decoding memory-mapper hdma
  • Updated Aug 21, 2026
  • Python

gufranco / snes-rom-image-python

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A SNES cartridge image as a file rather than an address space: strips copier stubs, joins split sets, identifies a dump by digest, and rewrites the header to declare no coprocessor with the checksum recomputed across every mirror. Measured against 7,317 real cartridges.

emulation reverse-engineering checksum snes sha256 coprocessor super-nintendo rom-hacking preservation flash-cart sd2snes retro-gaming no-intro hirom star-ocean game-doctor s-dd1 cartridge-header fxpak rom-patching
  • Updated Aug 21, 2026
  • Python

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