Operator - Looking for something? Make a request and we'll find it.
Anima App - Design, get feedback, convert to code, publish, iterate.
M+ 1m - Download and install the M+ 1m free font family by M+ Fonts as well as test-drive and see a complete character set.
Sketch Repo - Collection of resources for anyone who uses Sketch
Inconsolata - OSX, Productivity, Design, Typography, powerline, and Fonts
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.