# GameMaker 8.1 Decompiler

> GameMaker 8.1 Decompiler is the 2011 source of a decompiler for GameMaker 8.1 and 8.0 executables. It grew from the GameMaker 8.0 decompiler and uses the Gmk library for GMK serialization.

- Type: Tool
- Targets: Binary
- Category: Native analysis tools
- Relationship: Foundation tool
- Sources reviewed: 2026-11-07
- Added to the catalog: 2026-11-09
- Original resource: <https://github.com/WastedMeerkat/gm81decompiler>
- Primary source: <https://github.com/WastedMeerkat/gm81decompiler/blob/80040ac74f95af03b4b6649b0f5be11a7d13700b/README.md>
- Catalog page: <https://awesomerea.org/resources/gm81decompiler/>
- Record JSON: <https://awesomerea.org/resources/gm81decompiler/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/gm81decompiler/index.md)

## Requirements & limits

- Drag a GameMaker 8.1 or 8.0 executable onto the decompiler, or run decompiler with the executable name.
- The README says some bugs were left in so that some games cannot be decompiled.
- License: MIT.

## Primary sources

1. <https://github.com/WastedMeerkat/gm81decompiler/blob/80040ac74f95af03b4b6649b0f5be11a7d13700b/README.md>

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## About this entry

The description was reviewed against primary sources.
Original editorial content: MIT. Linked projects, papers and assets retain their own rights and licenses.