# Source: https://developers.openai.com/codex/open-source.md

# Open Source

OpenAI develops key parts of Codex in the open. That work lives on GitHub so you can follow progress, report issues, and contribute improvements.

## Open-source components

| Component                   | Where to find                                                                                     | Notes                                              |
| --------------------------- | ------------------------------------------------------------------------------------------------- | -------------------------------------------------- |
| Codex CLI                   | [openai/codex](https://github.com/openai/codex)                                                   | The primary home for Codex open-source development |
| Codex SDK                   | [openai/codex/sdk](https://github.com/openai/codex/tree/main/sdk)                                 | SDK sources live in the Codex repo                 |
| Codex App Server            | [openai/codex/codex-rs/app-server](https://github.com/openai/codex/tree/main/codex-rs/app-server) | App-server sources live in the Codex repo          |
| Skills                      | [openai/skills](https://github.com/openai/skills)                                                 | Reusable skills that extend Codex                  |
| IDE extension               | -                                                                                                 | Not open source                                    |
| Codex web                   | -                                                                                                 | Not open source                                    |
| Universal cloud environment | [openai/codex-universal](https://github.com/openai/codex-universal)                               | Base environment used by Codex cloud               |

## Where to report issues and request features

Use the Codex GitHub repository for bug reports and feature requests across Codex components:

- Bug reports and feature requests: [openai/codex/issues](https://github.com/openai/codex/issues)
- Discussion forum: [openai/codex/discussions](https://github.com/openai/codex/discussions)

When you file an issue, include which component you are using (CLI, SDK, IDE extension, Codex web) and the version where possible.