This documentation contains different sections. If you are new to openHAB 2, you might want to start with one of our Tutorials that guides you through different steps by an example. If you are looking for some specific information on how to use openHAB, the User Manual is the right place to go and if you plan to get started with your own developments, please refer to our Developer Guide.
Note: This documentation is currently heavily worked on, so expect regular changes. If you feel that something important is missing, please help us improve the documentation!