# Ubuntu project > This documentation provides guidance for contributors to and maintainers of the Ubuntu Linux distribution. It covers processes and concepts, as well as project governance and team workflows. There are instructions for packaging, merging, proposed migrations, autopkgtests, and many other procedures for maintaining the Ubuntu Archive and releasing the distribution. 2026 ## Pages in this subsection - [How to request a sync](https://documentation.ubuntu.com/project/contributors/uploading/request-a-sync.md): When an Ubuntu package carries a delta, but it is no longer needed (because it has been merged in De... ## Optional - [Top-level llms.txt](https://documentation.ubuntu.com/project/llms.txt): Complete documentation index.