IconStore - Free icon packs by first-class designers
1000 Detailed Creative Icons - Carefully designed icons with tons of fine details
Feather Icons - Simply beautiful open source icons
MakeAppIcon - MakeAppIcon resizes and optimizes your icon designs into all formats needed for iOS and Android mobile app!
Iconjar - Store all your icons in one place, just a click away
Pixel Icons - 6,500 unique icons designed for perfection 🚀