Software

Timing
Time Code Calculator 1 & 2
MetronomeX
Tap Tempo

3D
Alias Maya
Softimage XSI
NewTek's Lightwave 3D
Hash's Animation Master
Blender

2D
Toonz
Flash
RETAS Pro
Moho
Digicel Flipbook
ToonBoom
Frame Thief
Toki Line Test
BTVPro
Loud Animation Studio
PencilTest
iStop-Motion
Take 5 (Windows Only)
MonkeyJam (Windows Only)