Anima App - Design, get feedback, convert to code, publish, iterate.
Loom - Loom is a screen recording extension for Chrome that gives people the ability to create and share media. Create your own videos using your camera, screen view, and audio. Read more about Loom.
Fluid for Sketch - Sketch plugin to make your responsive designs more efficient
Screencastify - Free screen recorder extension for Chrome. Capture, edit and share screencasts. No software download required. Works on Mac, Windows and Chromebooks. Screen RecorderFree screen recorder for Chrome.
Git Sketch Plugin - Version control for designers
Screen Recording API by Ziggeo - The first ever embeddable screen recorder