Google Fonts - Making the web more beautiful, fast, and open through great typography
Anima App - Design, get feedback, convert to code, publish, iterate.
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.
Sketch Repo - Collection of resources for anyone who uses Sketch
Font Generator - Tons of font ideas in one click
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.