2D Animation Software
Cambridge Animation Systems
CreaToon - The ultimate cut-out animation software.
dogwaffle - A freeware Painter-like program.
Plastic Animation Paper
3D Modeling/Animation Software
DAZ|Studio - A fun, powerful, feature-rich 3D figure posing and animation tool.
Messiah - A line of powerful animation & rendering products specifically designed to handle the most demanding character animation & rendering needs.
Pixels Animation Studios
POV-Ray - The Persistence of Vision Raytracer is a high-quality, totally free tool for creating stunning three-dimensional graphics. For Windows, Macintosh and i86 Linux.
XFrog - Organic 3D modeling.
3D Models, Textures & Other Libraries
3D Millennium - 3D Textures, models, tutorials and lots of other free stuff.
Amazing 3D Graphics
DAZ Productions - A multitude of figures, clothing, hairstyles, skin textures, accessories, animals, creatures, props, buildings, vehicles, and more at some of the most competitive prices around.
Turbo Squid - A repository of 3D and graphic elements, including 3D models, texture maps, motion capture files, images, shaders, and sound files.
Zygote Media Group
Plug-ins & Utilities
Animation Scan - Macintosh software for batch scanning images.
Areté Image Software
BoardMaster - Storyboard and timing software designed specifically for the development of storyboards.
Digital Anarchy - Effects tools for After Effects, Final Cut, and Discreet packages.
EVA Expressive Renderer
FrameCycler - Play back a series of image files as an animation.
Optimaze! - Ultimate vector graphic file compression.
SoundFrames - Break down audio waveforms frame by frame. [Macintosh OS X]
Springboard - A fast, light, easy-to-use Windows application for easily and quickly sketching and annotating storyboards for film, video, animation, or other dynamic media.
Stop Motion Pro - Don't let the name deceive you; you can use this to shoot any kind of animation.