The wiki tutorial is the place to learn use the tags that this wiki uses, another great way of learning is by writing and improving documentation.

The Compatibility classes are the way we rate the hardware performance so you know what to spec from certain device.

Here at discover you hardware you'll learn how to obtain the information from your hardware, so you can insert it on the database. Also discover some tricks for you personal use.

On Fully free GNU/Linux Distributions we keep a list of the distros that are recommended and supported on the h-node project. As you'll see these distros are the ones with the commitment of only use and recommend free software therefore FSF approved.