Anima App - Design, get feedback, convert to code, publish, iterate.
CodeGophers - Your personal army of programmers
Sketch Repo - Collection of resources for anyone who uses Sketch
Text A Coder - Send a text, get a developer and project manager instantly
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Snappa - The perfect graphic design tool for digital marketers.