If you have some familiarity with RAJA and want to get up and running quickly, check out getting_started-label. This guide contains information about accessing the RAJA code, building it, and basic RAJA usage.
If you are completely new to RAJA, please check out the tutorial-label. It contains a discussion of essential C++ concepts and will walk you through a sequence of code examples that show how to use key RAJA features.
See features-label for a complete, high-level description of RAJA features (like a reference guide).
Additional information about things to think about when considering whether to use RAJA in an application can be found in app-considerations-label.
getting_started using_raja config_options features app_considerations tutorial