SelfStir - SelfStir offers 360-degree feedback system.
Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
Impraise - Impraise is a web and mobile app for 360 degree feedback and peer coaching
StatusGator - Monitor all your hosted applications, vendors, and websites, and keep your team informed of outages. StatusGator is the world's premier status aggregator, status page, and website monitoring tool.
Peakon - Take the guesswork out of managing a great team. Peakon is the simple, scientific, and strategic way to maximise your employee engagement, retention, and culture.
WrapAPI - Build an API on top of any website