# Open-source arcade third-party notices

These games are curated, attributed open-source ports. They are not original portfolio projects and must not be presented as such. The portfolio integration work is limited to secure isolation, responsive embedding, accessibility, storage namespacing, provenance, and performance-conscious loading.

## Q1K3

- Copyright © 2021 Dominic Szablewski
- Source: <https://github.com/phoboslab/q1k3>
- Pinned commit: `8ee934856c3f5de3c584724b9dd554314a911694`
- License: MIT (`/arcade/q1k3/LICENSE.md`)
- Tiny Texture Tumbler: Dominic Szablewski, MIT notice preserved in source
- Sonant-X: Nicolas Vanhoren, Marcus Geelnard, and Jake Taylor, zlib notice preserved in source
- Music: Andy Lösch
- Local changes: `/arcade/q1k3/PROVENANCE.md`

## Radius Raid

- Copyright © 2014 Jack Rugile
- Source: <https://github.com/jackrugile/radius-raid-js13k>
- Pinned commit: `361ab5166570cfc8a29a4fc15c9afba566117b66`
- License: MIT (`/arcade/radius-raid/LICENSE.md`)
- Upstream credits JSFXR audio processing by Markus Neubrand
- Local changes: `/arcade/radius-raid/PROVENANCE.md`

## 2048

- Copyright © 2014 Gabriele Cirulli
- Source: <https://github.com/gabrielecirulli/2048>
- Pinned commit: `478b6ec346e3787f589e4af751378d06ded4cbbc`
- License: MIT (`/arcade/2048/LICENSE.txt`)
- The upstream project describes its conceptual lineage from 1024, Saming's 2048, and Threes; none of those projects' media assets are vendored here.
- Local changes: `/arcade/2048/PROVENANCE.md`

## Freedoom: Phase 2

- Dwasm / PrBoomX engine source: <https://github.com/GMH-Code/Dwasm>
- Dwasm version and commit: `v2.2.0`, `ddf0347a4fc115b11ffb1c5710768b7c47c46698`
- Dwasm license: GPL-2.0 (`/arcade/freedoom/Dwasm-GPL-2.0.txt`)
- Bundled corresponding Dwasm source: `/arcade/freedoom/SOURCE-Dwasm-v2.2.0.tar.gz`
- Freedoom game-data source: <https://github.com/freedoom/freedoom>
- Freedoom version and commit: `v0.13.0`, `cfb8644b1a8dc7d7d2177e6a892ccaa2922bdaae`
- Freedoom license: three-clause BSD (`/arcade/freedoom/Freedoom-BSD-3-Clause.txt`)
- Freedoom contributors and music credits: `/arcade/freedoom/CREDITS.txt` and `/arcade/freedoom/CREDITS-MUSIC.txt`
- Browser runtime: SDL 2.32.10 and SDL_mixer 2.8.0 under the zlib license
- Consolidated license index: `/arcade/freedoom/LICENSE.md`
- Build record and local changes: `/arcade/freedoom/SOURCE.md`, `/arcade/freedoom/PROVENANCE.md`, `/arcade/freedoom/shell.template.html`, `/arcade/freedoom/opaque-origin-session-storage.patch`, and `/arcade/freedoom/emscripten-audio-resume.patch`
- No proprietary DOOM, DOOM II, or other commercial IWAD is included.

## Distribution requirements

Keep this notice, each game's exact license file, its provenance file, and the `/arcade/provenance.json` checksum manifest with every deployed copy of the arcade assets.