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janisc.NGPC - 1.1.0

janisc Oct 2, 2026

Neo Geo Pocket / Neo Geo Pocket Color

AI-created port of the MiSTer core by Kitrinx (Jamie Blanks) – code by Claude (Anthropic), directed and tested by janisc.

Place the BIOS images in Assets/ngpc/janisc.NGPC/: boot0.rom Color BIOS (64 KiB) boot1.rom Mono BIOS (64 KiB)

Flash saves are automatic. Savestates and sleep carry the cartridge: loading a state also rewinds your in-game saves to that moment. Reset to BIOS visits the BIOS menu (clock, horoscope); plain Reset also unloads the cartridge and lands there. A menu Reset keeps your save; to restart a game, relaunch it.

If a game starts without its save, quit and launch it again: the save file is kept. See docs/KNOWN_BEHAVIORS.md.