A collection of open source icons and some powerful tools to recolor, resize, convert icons, etc.
Orion Icon Library
More than 5k advance and interactive royalty-free vector icons for personal and commercial use.
The largest database of free vector icons available in PNG, SVG, EPS, PSD and BASE 64 formats grouped in 13k packs.
Font Awesome gives you scalable vector icons that can instantly be customized — size, color, drop shadow, and anything.
A free, monstrously big and continuously growing source of simple icons run by one creator, Alexander Kahlkopf. All icons are available for personal as well as commercial use.
Material icons are beautifully crafted, delightful, and easy to use in your web, Android, and iOS projects.
5,000 vector icons organized in 97 categories, you get all the icons you need for creating impressive applications, websites, iPhone and Android Apps.