( uid_6846 | 2010. 08. 15., v – 07:58 )

Pencil:
http://www.pencil-animation.org/

http://grafit.netpositive.hu/?p=441

https://launchpad.net/ubuntu/+source/pencil

Synfig:
http://www.synfig.org/

Plastic Animation Paper:
http://www.plasticanimationpaper.dk/