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PC port · Playable · v0.6.3

PROJECT I.G.I. GETS AN OPEN-SOURCE ENGINE WITH RAY TRACING, ALL 14 MISSIONS PLAYABLE

OpenIGI: an open-source engine for Project I.G.I. and I.G.I. 2 with a modern renderer

OpenIGI: an open-source engine for Project I.G.I. and I.G.I. 2 with a modern renderer

OpenIGI is an open-source, clean-room engine for Innerloop Studios' Project I.G.I.: I'm Going In (2000) and I.G.I. 2: Covert Strike (2003), written in C# on .NET 10. It runs the original games from your own retail install: the game's own scripts run on a rebuilt interpreter over a 30 Hz simulation that reproduces the original's timing, AI perception, weapon tables and mission flow, and a vanilla mode keeps the original picture. Around that sits a modern renderer with HDR, cascaded shadows, real-time global illumination, volumetric fog and hardware ray tracing on capable GPUs, on Direct3D 12, Vulkan or WebGPU, with DLSS and Reflex as an optional download. All 14 missions of the first game are in released builds. I.G.I. 2's 19 missions load and play from source only, the browser version has the first 6 missions with original graphics, and there's no multiplayer. There's also a launcher and a modding kit. v0.6.3 landed on 5 November, a day after v0.6.2. It contains no game assets and none of the original code.

Project I.G.I.: I'm Going In (PC, 2000) → Windows, Linux, macOS, web browser · by OpenIGI · 2026-11-05

You need: Your own retail copy of Project I.G.I. installed. The browser version needs a WebGPU browser and reads your files on your own machine. Ray tracing needs an RTX or RDNA2 class GPU. No game files are included.

How to play Project I.G.I.: I'm Going In on PC

  1. Install the launcher from openigi.com.
  2. Let it find your own Project I.G.I. install, or point it there in Settings.
  3. Start a mission, or try the first 6 in a WebGPU browser.

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