Weava - Workspace to highlight, organize & collaborate on your research articles.
Off Of - A Simple Percentage Calculator for iOS
Annotable - Ultimate image annotation & markup tool
Skype - Stay in touch with your family and friends for free on Skype. Download Skype today to chat and call on desktop and mobile.
marker.js - Add image annotation feature to your web apps
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.