Blender is the free and open source 3D creation suite. It supports the entirety of the 3D pipeline—modeling, rigging, animation, simulation, rendering, compositing and motion tracking, video editing and 2D animation pipeline.
Looking beyond Blender? Try Cascadeur for AI‑assisted keyframe animation, Animaker to build animated videos in the cloud, Motionity for quick web-based motion graphics, and Pikimov for free online motion design and editing.