Pencil2D is an easy, intuitive tool to make 2D hand-drawn animations
Juggling Lab juggling animator
JavaScript 3D library
New Sketch-Based Modeling and Animation Tool
Code to accompany "A Method for Animating Children's Drawings"
2D Animation Tool for Children and Teenagers
A simple multi-platfom 2D Animation Software for all ages!
A Swift Package for creating familiar UI Elements and animation
Haskell library for building declarative animations based on SVG
A rudimentary 2D isometric engine
Simple animation of a journey at light speed
Exports Flash .FLAs to GPU-friendly formats
Experience the Reality !
Cartoon animation
DragonBones ActionScript Runtime
Development has moved to github
KPEdit - A 2D skeletal animation editor.
Karaoke effects creation tool with ASS and Lua.
Actionscript 3 Particle Engine for Flash and Flex