Android Icons - Androidicons is a professional, handcrafted icon set with 250 icons in 14 different colors and 5 sizes, including an icon font and all sources.
CSS Icon - CSSIcon is set made with pure css code and no dependencies.
Linea.io - Personalizing the icons of your PC or your website is a fun way to spruce up the appeal. You can use better Icons instead of the regular boring folders.
Type Foundry Index - Making type foundries easy to find.
Octicons - Your project. GitHub's icons.
Walls.io - Walls.io is an all-in-one social wall solution that allows you to collect, curate, and display content in an easy-to-customize feed. You can collect content from multiple social media platforms or let your audience post content directly on your wall.