ExpressJS - Sinatra inspired web development framework for node.js -- insanely fast, flexible, and simple
Roboflow Annotate - Annotate images with ease. Export to any format.
Chart.js - Easy, object oriented client side graphs for designers and developers.
Drift - A messaging app that helps you grow your business.
Famous Engine - The Famous Engine is a free and open source JavaScript rendering engine.
Good Annotations - A online annotation tool that is perfect for providing feedback to your team.