DOSDOS · 1986 · Graphic adventure (parser)

King's Quest III: To Heir Is Human

King's Quest III: To Heir Is Human (DOS, 1986) has an official source code release, historicalsource/kings-quest-3, and 1 other public project, including an open-source reimplementation.

Data checked 2026-10-12 · unbaked registry

Projects

kings-quest-3

Source releaseAGI46 starspushed 2022-12-25no license

An adventure game about a quest, the third time.

development complete; status playable

ScummVM - AGI enginecovers 62 games

ReimplementationC++ (ScummVM framework); engines/agi2,842 starspushed 2026-10-12GPL-3.0 licenserelease v2026.4.0

ScummVM main repository

Supported in ScummVM (see compatibility list). Titles: KQ1-3, SQ1-2, PQ1, LSL1, Black Cauldron, Gold Rush, Manhunter 1-2, fan games ()

What you need

You need your own copy of the game: these projects ship code only.

More on DOS

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Found via osgameclones.com/, scummvm.org/compatibility/, wiki.scummvm.org/index.php/Engines

GitHub data checked 2026-10-12. Notes are summaries from the research pass; the project pages are the authority.