# CoD4 Rewrite: Rust/Bevy reconstruction

> A Rust/Bevy reconstruction of Call of Duty 4 multiplayer systems, using assets from a local game installation. Source covers menus, local bots, movement and combat, and connects custom relay-based netplay to the game.

- Type: Case study
- Targets: Binary · Game
- Category: Independent reconstruction cases
- Relationship: Independent reconstruction project
- Sources reviewed: 2026-10-19
- Added to the catalog: 2026-10-20
- Original resource: <https://github.com/Nilbong/COD4-Rewrite>
- Primary source: <https://github.com/Nilbong/COD4-Rewrite/blob/bd03eb07f2b2ec84dd33946bfc2b8163fc49c480/README.md>
- Catalog page: <https://awesomerea.org/resources/cod4-rewrite-reconstruction-case/>
- Record JSON: <https://awesomerea.org/resources/cod4-rewrite-reconstruction-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/cod4-rewrite-reconstruction-case/index.md)

## Requirements & limits

- Requires Windows, a Vulkan-capable GPU and an owned CoD4 patch 1.7 installation. Optional Black Ops, Modern Warfare 2 and World at War content requires their separate installations; game assets are not supplied.
- Current source connects the multiplayer dependency and NetplayPlugin despite README statements that networking is pending.
- Rendering and gameplay include deliberate extensions.
- Cargo declares MIT OR Apache-2.0, inherited by the game and multiplayer crates. No standalone license text was found in the reviewed tree.

## Primary sources

1. <https://github.com/Nilbong/COD4-Rewrite/blob/bd03eb07f2b2ec84dd33946bfc2b8163fc49c480/README.md>
2. <https://github.com/Nilbong/COD4-Rewrite/blob/bd03eb07f2b2ec84dd33946bfc2b8163fc49c480/Cargo.toml>
3. <https://github.com/Nilbong/COD4-Rewrite/blob/bd03eb07f2b2ec84dd33946bfc2b8163fc49c480/crates/game/Cargo.toml>
4. <https://github.com/Nilbong/COD4-Rewrite/blob/bd03eb07f2b2ec84dd33946bfc2b8163fc49c480/crates/game/src/main.rs>
5. <https://github.com/Nilbong/COD4-Rewrite/blob/bd03eb07f2b2ec84dd33946bfc2b8163fc49c480/crates/game/src/netplay/mod.rs>
6. <https://github.com/Nilbong/COD4-Rewrite/blob/bd03eb07f2b2ec84dd33946bfc2b8163fc49c480/crates/multiplayer/README.md>
7. <https://github.com/Nilbong/COD4-Rewrite/blob/bd03eb07f2b2ec84dd33946bfc2b8163fc49c480/crates/multiplayer/tests/relay_roundtrip.rs>

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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.