Heroicons - Beautiful, free SVG icons from the makers of Tailwind CSS.
Potlab Icons - Animated SVG icons for web projects
Gradientify Icons - Interactive free SVG icons you can colorize as you wish
Tabler Icons - 550+ free fully customizable SVG icons
Icon bundles - Largest icon collection by top designers
Flat Icons - 20,000 unique, customizable icons with free lifetime updates