Open Source Says No

immich-app/immich

High performance self-hosted photo and video management solution.

We ask you not to open PRs generated with an LLM.

Platform

GitHub

Category

Other

Scope

code, docs, issues

Stars 118,789 Verified 2026-11-11

Policy

meilisearch/meilisearch

A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.

We will not consider any content generated by generative AI tooling (GitHub Copilot, ChatGPT, Claude Code, Cursor, etc.) in external contributions, including: code, tests, documentation, PR descriptions, PR comments, issue descriptions, and issue comments.

Platform

GitHub

Category

Other

Scope

code, docs, issues

Stars 59,840 Verified 2026-11-11

Policy

lysine-dev/okhttp

A meticulous HTTP client for the JVM, Android, and GraalVM.

We don't use LLMs or generative tools in our source code or documentation.

Platform

GitHub

Category

Other

Scope

code, docs, issues

Stars 47,110 Verified 2026-11-11

Policy

servo/servo

Servo aims to empower developers with a lightweight, high-performance alternative for embedding web technologies in applications.

Contributions must not include content generated by large language models or other probabilistic tools, including but not limited to Copilot or ChatGPT.

Platform

GitHub

Category

Tooling

Scope

code, docs, issues

Stars 38,132 Verified 2026-10-12

Policy

nothings/stb

stb single-file public domain libraries for C/C++

This project doesn't accept code or documentation generated by LLMs or any other forms of generative AI. We don't accept code or bug reports which has been reviewed or analyzed by AI. Do not use AI in any way, shape, or form when submitting to this repository.

Platform

GitHub

Category

Other

Scope

code, docs, issues

Stars 34,900 Verified 2026-10-30

Policy

redox-os/redox

Mirror of https://gitlab.redox-os.org/redox-os/redox

Redox OS does not accept contributions generated by LLMs

Platform

GitHub

Category

Operating system

Scope

code, docs, issues

Stars 16,616 Verified 2026-10-12

Policy

federico-busato/Modern-CPP-Programming

Modern C++ Programming Course (C++03/11/14/17/20/23/26)

**AI-generated content is not allowed.** All contributed text, code examples, explanations, and images must be authored by the contributor.

Platform

GitHub

Category

Other

Scope

code, docs, art

Stars 16,260 Verified 2026-10-27

Policy

travisvn/awesome-claude-skills

A curated list of awesome Claude Skills, resources, and tools for customizing Claude AI workflows — particularly Claude Code

Due to the influx of PRs, there is a requirement now that the PR not be explicitly generated / submitted with AI-assistance.

Platform

GitHub

Category

Other

Scope

code

Stars 15,774 Verified 2026-11-11

Policy

MonoGame/MonoGame

One framework for creating powerful cross-platform games.

We prohibit all content created with generative AI and/or LLMs from being contributed to MonoGame. It CANNOT be used for any reason for new code features, documentation, bug fixes, or art content.

Platform

GitHub

Category

Other

Scope

code, docs, art

Stars 14,576 Verified 2026-10-27

Policy

qemu/qemu

Official QEMU mirror. Please see https://www.qemu.org/contribute/ for how to submit changes to QEMU. Pull Requests are disabled. Please only use release tarballs from the QEMU website.

Current QEMU project policy is to DECLINE any contributions which are believed to include or derive from AI generated content. This includes ChatGPT, Claude, Copilot, Llama and similar tools.

Platform

GitHub

Category

Tooling

Scope

code

Stars 13,843 Verified 2026-10-12

Policy

dlvhdr/gh-dash

A rich terminal UI for GitHub that doesn't break your flow.

No LLM-generated content, whether it be code or prose.

Platform

GitHub

Category

Other

Scope

code, docs, issues, translations

Stars 12,704 Verified 2026-10-31

Policy

libvips/libvips

A fast image processing library with low memory needs.

We do not accept contributions containing code or other content made, in whole or in part, using generative AI tools.

Platform

GitHub

Category

Other

Scope

code

Stars 11,768 Verified 2026-10-27

Policy

FyroxEngine/Fyrox

3D and 2D game engine written in Rust

- **No AI-generated slop** - Fyrox is a handcrafted game engine, there's no place for AI-generated code. All pull requests suspected in AI generation won't be accepted.

Platform

GitHub

Category

Other

Scope

code

Stars 9,633 Verified 2026-10-30

Policy

pdfcpu/pdfcpu

PDF tooling for Go and the command line.

Pull requests, patches, tests and documentation created substantially by AI tools are not accepted.

Platform

GitHub

Category

Other

Scope

code, docs

Stars 8,889 Verified 2026-10-30

Policy

rukamori/ArchiveTune

🌸 The Cutest Music Player With Support Local File and Youtube Music for Android!

This project strictly forbids the usage of LLMs, agents, or any other AI tools for any kind of contribution.

Platform

GitHub

Category

Other

Scope

code, docs, issues, art, translations

Stars 7,777 Verified 2026-10-30

Policy

endless-sky/endless-sky

Space exploration, trading, and combat game.

AI-generated/assisted content is forbidden in Endless Sky development.

Platform

GitHub

Category

Other

Scope

code, docs, art, translations

Stars 7,728 Verified 2026-11-06

Policy

veloren/veloren

[mirror of https://gitlab.com/veloren/veloren] An open world, open source voxel RPG inspired by Dwarf Fortress and Cube World. This repository is a mirror. Please submit all PRs and issues on our GitLab page.

Content generated by large language models or similar technology, such as Copilot, ChatGPT, or Llama, is presumed to be tainted content, and must not be committed.

Platform

GitHub

Category

Other

Scope

code, art, docs, translations

Stars 7,656 Verified 2026-10-27

Policy

No LLMs for patches / pull requests.

Platform

Codeberg

Category

Language

Scope

code, issues

Stars 6,836 Verified 2026-10-12

Policy

sebastianbergmann/recursion-context

Provides functionality to recursively process PHP variables

Submitting a (largely) AI-generated pull request will lead to you being banned from this project and repository.

Platform

GitHub

Category

Other

Scope

code

Stars 6,559 Verified 2026-11-11

Policy

miguelgrinberg/Flask-SocketIO

Socket.IO integration for Flask applications.

Use of LLMs and other generative AI tools is not allowed.

Platform

GitHub

Category

Other

Scope

code

Stars 5,505 Verified 2026-10-27

Policy

dubzzz/fast-check

Property based testing framework for JavaScript (like QuickCheck) written in TypeScript

contributions from automated accounts, bots, or agents are not accepted.

Platform

GitHub

Category

Other

Scope

code, docs, issues, art, translations

Stars 5,219 Verified 2026-10-27

Policy

It is expressly forbidden to contribute to Gentoo any content that has been created with the assistance of Natural Language Processing artificial intelligence tools.

Platform

self-hosted

Category

Operating system

Scope

code, docs, issues

Verified 2026-10-12

Policy