The free version of DaVinci Resolve has many of the same features as the Studio version but with some limitations. It does not require an activation key.
This is not a "trial." It is a fully functional, professional-grade NLE. It includes nearly all the features of the Studio version, including advanced color grading, Fairlight audio, and Fusion effects. It only lacks a few high-end features like specific AI tools, stereoscopic 3D, and certain hardware acceleration. davinci resolve studio 17 activation key generator