Xargon
Xargon (DOS, 1993) has an official source code release, Malvineous/xargon, and 1 other public project.
Data checked 2026-10-12 · unbaked registry
Projects
SDL port of the DOS game Xargon
Wikipedia: source-available (non-OSI), freeware data; source released 2008 by/for Epic MegaGames. Game source released in 2008 by the programmer Allen Pilgrim. A SDL port followed later by Malvineous.
Official source release for Xargon
Official source release (Allen Pilgrim).
What you need
You need your own copy of the game: these projects ship code only.
More on DOS
Found via en.wikipedia.org/wiki/List_of_commercial_video_g, classicdosgames.com/game/Xargon.html, Malvineous/xargon
GitHub data checked 2026-10-12. Notes are summaries from the research pass; the project pages are the authority.