# Abyss Engine: clean-room Diablo 2 engine > Abyss Engine is a clean-room reimplementation of the Diablo 2 engine in C, aimed at a portable base that can be modded. The README says it uses no original game code and will not be compatible with the original save files or multiplayer systems. - Type: Case study - Targets: Game - Category: Independent reconstruction cases - Relationship: Independent reconstruction project - Sources reviewed: 2026-11-07 - Added to the catalog: 2026-11-09 - Original resource: - Primary source: - Catalog page: - Record JSON: - Chinese version: [简体中文](https://awesomerea.org/zh/resources/abyss-engine/index.md) ## Requirements & limits - The engine must be configured before it is run. The README points at its configuration section. - It says original saves and original multiplayer are outside its compatibility. - GitHub reports the repository license as MIT. ## Primary sources 1. ## More in Games - [Abyssal: a Godot engine for DEEP using the player's JAR](https://awesomerea.org/resources/abyssal-deep-case/index.md) · Case study - [AgainROM: a new engine for Rage of Mages](https://awesomerea.org/resources/againrom-rage-of-mages-case/index.md) · Case study - [Age of Empires Free Software Remake: a re-implementation on the original data](https://awesomerea.org/resources/aoe-free-software-remake-case/index.md) · Case study - [Angelica Wardrobe: rebuilding Perfect World's fashion window](https://awesomerea.org/resources/angelica-wardrobe-case/index.md) · Case study - [Angry Birds PC engine: reimplementing the game engine from executable analysis](https://awesomerea.org/resources/angry-birds-pc-engine-case/index.md) · Case study - [Another World Suite: a WebAssembly engine and debugger](https://awesomerea.org/resources/another-world-suite-case/index.md) · Case study ## 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.