ExpressJS - Sinatra inspired web development framework for node.js -- insanely fast, flexible, and simple
Wakeout - A new way to wake up—with workouts you do in your pajamas
Famous Engine - The Famous Engine is a free and open source JavaScript rendering engine.
WorkoutSesh - Free workout routines with interval timer
FeathersJS - Wow your users. Build incredible real-time applications in record time.
ThinkThinly - Motivational text messages sent at workout times.