Blender 3D : Grease Pencil Reel

News : Theatre.js helps three.js development.

Theatre.js is an open-source and hackable motion design library with a visual interface. It helps you animate THREE.js scenes, SVG trees, or even choreograph light shows.

Apple software : CozyBlanket.

CozyBlanket is a retopology app for the iPad designed as an accessible and relaxing experience. Its minimalist UI packs a fully featured mesh editor that can be used by directly drawing on the high poly mesh. CozyBlanket focuses on presenting retopology as an enjoyable, game-like process similar to solving a puzzle.

You can fins this application from the official website.