Open source previs software in the browser: block a scene, pose characters, author camera moves and cuts, then take the same shots to an AI video model.
Official Code for "Video Diffusion Avatars: Taming Video Diffusion Models into Controllable 3D Avatars"
Camera control UI 3d Minimax
[ARXIV 2026] Geometry as Address: Routing Attention to Visual Memory for Long-Horizon Camera-Controlled Video Generation
A camera control for three.js, similar to THREE.OrbitControls yet supports smooth transitions and more features.