C64Commodore 64/8-bit · 1984 · real-time strategy / survival
Alien
2 projects: reimplementation, disassembly.
Projects
DisassemblySkoolKit (Python) control/skool files; reassembles to byte-exact snap…3 starspushed 2026-07-15no license
A disassembly of the Alien game for ZX Spectrum. https://alien.arwalk.net
Disassembly (Z80; listed on skoolkit.ca/links or GitHub)
OuijaGhost alien-remake (Python)new, unvetted
ReimplementationPython (stdlib toolkit) + 6502 disassembly1 starspushed 2026-09-13custom license
Faithful Python remake of Alien (Commodore 64, 1984), rebuilt from a complete 6502 disassembly of the original disk - with the stdlib-only toolkit that decodes it.
Playable Python reimplementation built from a complete 6502 disassembly; stdlib toolkit decodes the disk.
What you need
You need your own copy of the game: these projects ship code only.
Same toolchain
GameMethodYearStarsLast push
MACSimCitySource releaseStatic recomp+419891.1k2026-10-11BBCEliteSource releaseDecomp+219844882026-10-10ARCBattlezoneSource releaseAI-assisted decomp+11980402026-09-19ZXThe Great EscapeSource releaseReimplementation+119861322026-08-09ARCCommandoSource releaseSource port+11985182026-09-19ARCRobotron: 2084Source releaseDisassembly1982472026-06-09ZXHead Over HeelsAI-assisted decompReimplementation+11987502026-10-122600River RaidDisassembly1982142026-04-05More on Commodore 64/8-bit
GameMethodYearStarsLast push
C64HabitatSource releaseSource port19855172026-10-09C64ParadroidSource releaseReimplementation+11985412026-10-06C64Alien 3Source release1992632019-05-19C64DeltaReimplementation1987512025-06-01C64Maniac MansionMatching decompDecomp+21987492025-12-11C64Nemesis the WarlockSource release1987412019-05-19C64GridrunnerDisassembly1982752023-05-19C64SláineSource release1987362019-05-19Found via alien.arwalk.net/disassembly/
GitHub data checked 2026-10-12. Notes are summaries from the research pass; the project pages are the authority.