Pencil

Pencil is animation and drawing software for Mac OS X, Windows, and Linux. It lets you create traditional hand-drawn animation (cartoons) using both bitmap and vector graphics.

Pencil is similar to:

Animationish, CreaToon, Plastic Animation Paper, Toon Boom Studio

Pencil is used for:

animation software, drawing software, graphics

Who uses Pencil:

animator, artist/illustrator/designer, home user

Other tags:

Graphics, Information Technology, Mobile

Features:

Separate Bitmap and Vector elements with layers
Draw with Bitmap and Vector tools
Zoom and rotation—Use the hand tool to move the canvas in all directions, zoom in, and rotate
Onion skin—displays the previous (or next) key images in semi-transparency
Importing images—feel more comfortable with drawing sketches on real paper? Import them!
Cameras—camera layers let you define a particular view, with a certain aspect ratio, within your unlimited canvas
Sound—create a sound layers (elementary support)