IconStore - Free icon packs by first-class designers
Streamline icons - The world’s largest icon pack library - 100k icons and illustrations.
Feather Icons - Simply beautiful open source icons
Nucleo - Commercial vector icons and accompanying apps to manage and customize them.
Icons8 - Free app for Mac & Windows already containing 39,800 icons. Allows to search and import icons…
IconShock - Over 2 million free icons in 400+ icon sets over 30 styles