Natron is an open source, cross platform nodal compositing application. It is built around industry standard open source tech such as OpenFX, OpenEXR, OpenColorIO and OpenImageIO. The feature set includes realtime playback/RAM cache, multi-threaded rendering, 2d tracking...
































































BMD Fusion and Premiere both have timeline for non-linear editing, but purposes of this two software too different. Fusion can't be used as full-featured Non-Linear editing software, and visa versa. Blackmagic have another software for non-linear editing Da Vinci Resolve, and Premier closer to it.