Anima App - Design, get feedback, convert to code, publish, iterate.
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
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.
Sketch - Professional digital design for Mac.
Marvel for Sketch - Sync, play and record prototypes in Sketch!
Invision - Prototyping and collaboration for design teams