Noun Project - With advanced editing features, you now have more control over customizing icons than ever before.
Nucleo - Commercial vector icons and accompanying apps to manage and customize them.
Canva - Canva is a graphic-design platform with a drag-and-drop interface to create print or visual content while providing templates, images, and fonts. Canva makes graphic design more straightforward and accessible regardless of skill level.
Icon Shelf - Icon Shelf is a free and open-source SVG icon manager for web developers.
Google Fonts - Making the web more beautiful, fast, and open through great typography
Glacier Icons - A free icon set for your Mac