AudioBus - With Audiobus, the revolutionary new inter-app audio routing system, you can connect your...

Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.

TrueFire - The Best Guitar Lessons Online Fast. Easy. Fun.

restdb.io - restdb.io lets you create databases and REST APIs quickly. Development databases are free. Powerful web-based and mobile-friendly data management.

Go Button - Go Button is a mobile audio app designed to provide professional playback of music and sound effects for live shows. It provides a creative, self-contained show control system that runs on your iPad, iPhone, or iPod touch.

RemoteStorage - An open protocol for per-user storage OWN YOUR DATA