Recomp / RE tooling / Multi
UndertaleModTool
Tool for decompiling, unpacking and modding Undertale and other GameMaker games.
Tool Human-led releasedFacts
- Original
- GameMaker games (Undertale)
- Platform
- Multi
- Method
- Tool
- Provenance
- Human-led · Repo created 2018, predates AI coding tools (GitHub) what this means
- Status
- released
- Licence
- GPL-3.0
- Team
- UnderminersTeam
- Started
- 2018-09
- Runs on
- Windows
- Needs the original
- Yes: you supply your own legally obtained copy
How to get it legally
This project ships code only. Build or download it from the official repository, then supply data from a copy of GameMaker games (Undertale) you own. Recomp never links to ROMs, discs or game data.
This project was rebuilt by UnderminersTeam. Facts last checked 2026-10-14.
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