Diagrams and SVG Add-ons for Firefox

As you're probabaly aware, one of Firefox's greatest strengths is its infinite ability to learn new tricks via extensions and add-ons. Today, I present you three Firefox add-ons that will simplify your drawing and animation tasks.

Ever had the need to draw some diagrams? You should give this Pencil a try.

If you're more into fast SVG editing, then maybe svg-edit will suit your needs better.

And if static images don't cut ir, how about using Animat to create some animated PNGs in the APNG format?