Workplace by Facebook - Connect everyone in your company and turn ideas into action.
Jason - Infinitely hackable mobile client
Bitrix24 - Bitrix24 is a free (for small businesses) social enterprise platform. It is a united work space which handles the many aspects of daily operations and tasks. Create your own social intranet in minutes!
Kamon.io - Kamon makes an instrumentation library and Application Performance Monitoring tool that helps developers find and fix performance issues in microservices. Works best for Scala (Akka, Play, Lagom) and Java.
LinkedIn Premium - LinkedIn is a social network helping brands and professionals to connect, identify sales prospects, hire talent, and promote their business.
WorkForce Software - WorkForce Software provides workforce management solutions for organizations with complex policies and compliance concerns.