DOSDOS · 1993 · Real-time tactics
Syndicate
Syndicate (DOS, 1993) has a full disassembly, swfans/syndicatfx, and 7 other public projects, including a matching decompilation and an open-source reimplementation. An agent environment already wraps it.
Data checked 2026-10-13 · unbaked registry
Projects
Syndicate Fan Expansion, Open Source implementation of the classic game from Bullfrog, based on Syndicate Plus.
Open-source implementation based on original code (2025).
FreeSynd fork with some Quality of Life improvements
Engine reimplementation (QoL fork; original on SourceForge).
FreeSynd is a cross-platform, GPLed reimplementation of engine for the classic Bullfrog game, Syndicate.
Playable reimplementation (SourceForge; GitHub forks e.g. bni/freesynd)
Git-fork from Freesynd
Engine reimplementation that runs the original game's data
Git-fork from https://git.code.sf.net/p/freesynd/freesynd
In PortMaster (main) as 'Freesynd' (freesynd), updated 2026-03-22; needs game data
A byte-exact matching decompilation of the 1995 DOS game Syndicate (Bullfrog): C that recompiles to the original machine code with period Watcom C/C++ 9.5b, plus tooling to extract the game's sprites…
62.63% bytes / 420 of 531 functions matched; boots to menu/world map (2026)
Syndicate (SyndicatFX) as a Chimera game core
Chimera core
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What you need
You need your own copy of the game: these projects ship code only.
Agent environments
Same toolchain
More on DOS
Found via ToolAssisted-run/chimera-core-syndicatfx, videogamepreservation/freesynd, sourceforge.net/projects/freesynd/, bni/freesynd, PortsMaster/PortMaster-New/tree/main/ports/frees
GitHub data checked 2026-10-13. Notes are summaries from the research pass; the project pages are the authority.