+500 Animated Icons by Lordicon - Animated lottie icons for unforgettable user experience
Nucleo - Commercial vector icons and accompanying apps to manage and customize them.
Unicons - Opensource vector icons and icon-font library
Fontello - Tool to build custom fonts with icons.
Animated Icons from Icons8 - Massive collection of full-motion animated icons to make your project shine
IcoMoon - IcoMoon is an icon management tool that is build to provide iconography.