In our continued effort to find and deliver to you the best free design resources, we’ve compiled a list of 20 excellent icon sets for application design. Just like fonts and textures, you can’t have too many icons in your design library. In this collection you’ll find a variety of icon styles that should fit any type of application design.

Basic Set 2

iconSweets

Mini Icons

Free iphone toolbar icons

Glyphish

Splashy Icons

Token

Basic Set

WooFunction

Vaga

Pixelated

Nixus

Vaga Icon Set

FAMFAMFAM – Mini

Free web development icons #1

Free web development icons #2

Tango

Led Icon Set

FAMFAMFAM – Silk

Pixel LED Icon Set