Recomp / Games / Windows

OpenRA

Real-time strategy engine in C# that recreates early Westwood games including Red Alert, Tiberian Dawn and Dune 2000, with modern features and multiplayer.

Rewrite Human-led released
Image: the project's own GitHub preview · source
Stars18k+21 ★ in 4 days
Commits, 30 days21
Latest releaserelease-20250330Mar 30, 2025
Last pushOct 11, 2026

GitHub figures as of 2026-10-18, refreshed daily.

Facts

Original
Command & Conquer, Red Alert and Dune 2000 (1995)
Platform
Windows
Method
Rewrite
Provenance
Human-led · Repo created 2010, predates AI coding tools (GitHub) what this means
Status
released
Licence
GPL-3.0
Team
OpenRA
Started
2010-10
Runs on
Windows, Linux, macOS
Needs the original
No

How to get it legally

Download it from the official repository or website. No original files are needed.

This project was rebuilt by OpenRA. Facts last checked 2026-10-14. Suggest a correction

Sources

Something wrong or out of date? Send a correction.

+1 ★ in 4 days

MS-DOS · 1993 · ★ 111

1oom

Master of Orion (1993)

Engine recreation of the original DOS Master of Orion that needs the original files; this fork is no longer in development, with the vanilla branch carrying the latest engine.

Rewrite Human-led

Windows · 1995 · ★ 77

3D Pinball Space Cadet Disassembly

3D Pinball for Windows: Space Cadet

Archived disassembly of the Windows pinball game; the author points to the SpaceCadetPinball project for a working version.

Decompilation Human-led
+5 ★ in 4 days

Windows · 2000 · ★ 316

Abyss Engine

Diablo II

Clean-room reimplementation of the Diablo II engine written in C, aiming to recreate the original game. Last updated April 2024.

Clean-room Not stated

Windows · 1997 · ★ 128

Age of Empires Free Software Remake

Age of Empires and The Rise of Rome

C++ reimplementation of Age of Empires and its Rise of Rome expansion on the Genie engine design, written as a non-profit hobby project.

Rewrite Human-led
+2 ★ in 4 days

Windows · 2001 · ★ 136

Arcanum Unity Reimplementation

Arcanum: Of Steamworks and Magick Obscura

Fan-made reimplementation of the Arcanum engine, built from scratch in Unity 6 with C# and a 2D URP pipeline.

Rewrite Not stated

Windows · 1999 · ★ 11

AutoZone High Stakes

Need for Speed: High Stakes (PC 4.50)

Open implementation of the PC version 4.50 of Need for Speed: High Stakes, reverse engineered from the Watcom-built binaries, aiming at a fully playable game and later 64-bit and new renderers.

Rewrite Not stated