Synfig Studio

Synfig Studio is a free and open-source 2D animation program designed for creating film-quality animation from vector and bitmap artwork, using vector tweening to generate smooth movement automatically, with 50+ layer types, a bone system for cut-out animation, and advanced controls. Available for Windows, macOS and Linux.

• Open-source alternative to: Adobe After Effects, Adobe Animate
• Licence: GPL-3.0 (Copyleft open source)
• Website: https://www.synfig.org
• Source code: https://github.com/synfig/synfig
• GitHub stars: 2323, forks: 445
• Topics: 2d animation, animation, vector graphics, cartoon, motion graphics, 2d, c-plus-plus, gtkmm, hacktoberfest, synfig, vector, vector-graphics