Platforma for iOS - The ultimate wireframe kit for app prototyping
ExpressJS - Sinatra inspired web development framework for node.js -- insanely fast, flexible, and simple
Platforma - Wireframe library of layouts and UI elements
Famous Engine - The Famous Engine is a free and open source JavaScript rendering engine.
Contra Wireframe Kit - Open source wireframe kit for design and prototyping 🚀
Chart.js - Easy, object oriented client side graphs for designers and developers.