You can find tutorials made by Turris routers users on this page. Everyone who is registered can contribute after login.
Before you start writing, please read instructions for authors
When you can see red links it means that translation from Czech is in progress and it will be done soon.
If you don't know what are containers, don't worry. That's why there is page for you: https://www.turris.cz/doc/en/public/lxc_for_beginners
Complete hardware documentation you can find here: https://project.turris.cz/en/hardware-documentation