Awesome list of AI reverse engineering and rebuilds: what AI agents took apart and recreated, and which ones really used REA (Reverse Engineer Anything).
Note taking and organization; an open-source, clean-room reimplementation of Microsoft OneNote, rebuilt in pure Rust
An open-source, clean-room reimplementation of Microsoft Word in pure Rust
CADCraft: computer-aided design and drafting — an open-source, clean-room AutoCAD-style app in pure Rust
GridCraft: an open-source, clean-room spreadsheet (Microsoft Excel-style) in pure Rust. By ArtCraft.
Presentations and slide shows: an open-source, clean-room reimplementation of Microsoft PowerPoint in pure Rust. Part of the ArtCraft Crafting Apps.
An open-source, clean-room reimplementation of Avid Pro Tools in pure Rust
FigCraft: interface design and prototyping; an open-source, clean-room reimplementation of collaborative design workflows in pure Rust
Nightly Claude Code CLI Decompile — Reverse Engineered & Rebuilt
Independent clean-room E-AC-3 JOC decoder in Rust, with OAMD metadata and reconstruction-basis decoding.
Clean-room reconstruction of Zelda II: The Adventure of Link (NES) in Rust. Desktop and browser, bring your own ROM.
Discover open-source software reimplementations. A community-curated directory for exploring, requesting, and supporting independently recreated software
A clean-room Codex skill for generating editable Microsoft Visio .vsdx diagrams through local Windows COM automation.
Fast macOS screen and camera recorder in Rust, an OBS alternative reverse engineered (clean-room) from OBS Studio
559 K パラメータの日本語 TTS を ESP32-S3 で実時間合成。漢字かな交じり文の形態素解析・アクセント推定まで端末内で走る(M5Stack CoreS3 実機で確認)。推論は依存ゼロの C99、ブラウザ demo あり。arXiv:2608.21378 sanoTTS の日本語 clean-room 再実装。⚠️ コードは MIT ですが、配布モデルの重みは MIT ではありません(LICENSE-MODEL.md。出力に用途制限が伝播します)
MailCraft: an open-source, clean-room mail, calendar and contacts program (Outlook-style) in pure Rust, for Microsoft 365, Outlook.com and IMAP. Early alpha.
Native Rust (egui/wgpu) infinite canvas design app, a clean-room reimplementation reverse engineered from Paper
A clean-room reimplementation of DICE's Refractor 2 engine (Battlefield 2, 2005) in C++20. An engine, not a game: it ships no content and reads your own installed copy.
Open clean-room Keenetic-style UX/CLI layer on vanilla OpenWrt
Clean-room Wii disc mod loader: SD packages, runtime patching, save redirection
Clean-room ESP-IDF USB Host driver for RTL2832U-class SDR (Blog V4 first). Not a librtlsdr port.
An open-source, clean-room reimplementation of Microsoft Outlook (classic) in pure Rust
Open-source clip-launching DAW in Rust (clean-room)
Twelve clean-room Terra faction UI studies generated with the terra-faction-ui skill
ProCraft: an open-source, clean-room raster painting studio in pure Rust (layered painting, brushes, canvas). Inspired by pro workflows; all code and assets original.
The open-source arcade netplay platform (clean-room Fightcade alternative). Tauri+React+TS client, Rust+Axum+Postgres server.
Clean-room, original-protocol-compatible reimplementation of the Interception keyboard/mouse kernel driver's IOCTL protocol for Windows 11.
Clean-room server emulator for Batla 3D, the 2015 Unity 4 arena shooter whose servers shut down. Reimplements the HTTP API and UDP combat protocol recovered from the shipped client, plus a CIL patcher that repoints the game at your own host, so you can run matches with friends. No game files included.