Node-based compositing, backed by the freedom of open-source.
The standard 2D compositing toolkit you already know and love.
Natron supports industry-standard OFX plug-ins.
Natron includes a fast, pixel-perfect 2D tracker.
Multi-layered rotoscoping with per-vertex feathering.
Natron offers various keying and matte refinement tools.
If you've used a curve editor before you know how to use this one too.
Natron is capable of running without a GUI can be integrated with render farm managers.
No more frustrating hunts through nested precomps! Fusion and Nuke users will be right at home in Natron’s node graph. Group, merge, and tinker to achieve just about any effect. Create pixel perfect mattes, cleanplates, and set
extensions, all with node trees.
Build, group, and save your own nodes to create custom tools and presets. Natron features drag-and-drop installation of community-made “pyplug”
nodes.
Supports Snow Leopard up to the latest version of macOS on Intel hardware.
FreeBSD: Freshports Sample projects Community Plugins Community Scripts