The official Xubuntu documentation and the contributor documentation.
This documentation is shipped with each Xubuntu release. It is also available online for supported releases at https://xubuntu.org/help/.
Find the latest version packaged for each release at Launchpad.\ Each Xubuntu release includes its own branch. In-development releases are maintained on master.
Report issues at Launchpad or with \
ubuntu-bug xubuntu-docs
Contribute to translations at Transifex