Open Peeps - A hand-drawn illustration library.
Google Fonts - Making the web more beautiful, fast, and open through great typography
Control Illustrations - 108 free flat illustrations with customizable characters
Typewolf - Typewolf helps designers choose the perfect font combination for their next design project—features web fonts in the wild, font recommendations and learning resources.
DrawKit - MIT licensed SVG illustrations, in 2 styles
FontJoy - Get smart font pairings in one click