Volt - Volt is a reactive web framework where Ruby code runs both on the server and the client (via opal).
Grid50 - The Marketplace for Photographers & Videographers
HandL - Label data for machine learning with ease
KitSplit - Airbnb for creative equipment - rent cameras, drones & more
Atmosphere - Realtime Client Server Framework for the JVM, supporting WebSockets and Cross-Browser Fallbacks Support
Parachut - Netflix for camera gear