Krita is one such powerful, open-source program that allows artists to draw and animate in a smooth, intuitive environment.

Sure, here's the revised description with all the links removed: --- psd file of cartoon drawings for gif animation: Cartoon Drawing: Tutorial showing how to create a gif animation from a PHOTO: ...

Disney's last "inker" artist Antonio Pelayo, who worked on the restoration of the classic "Pinocchio" for the DVD release, gives a lesson in old-school animation drawing.