Synfig is a free and open-source, industrial-strength, vector-based 2D animation app designed for producing feature-film animations. It eliminates the need to create animations frame by frame. It is available for Windows, Linux, and macOS.
Synfig Studio vs Pivot Animator opinions
Doesn't revolve around stick animation
Stick Figure Master (SFM) is a freeware web application that can be used to create and share 2D animations of stick figure characters using pose-to-pose or frame-by-frame animation techniques.This app doesn't have any features at the moment.
Stick Figure Master vs Pivot Animator opinions
Just tried this, and unfortunately, it no longer is functional.
They're completely different. SFM is badly made and clunky and isn't even a stickfig. They are not similar enough
Rubber Hose is an After Effects tool for animation rigging. Connect layers from Illustrator and Photoshop into two new stretchy rigs – RubberPin and RubberRig. Style hoses unlike ever before. Major speed updates and key-frame baking let you work faster.This app doesn't have any features at the moment.