Whereby (formerly appear.in) - Collaborate from anywhere - video meetings with no downloads
ZMSEND - All-in-one app to organize Zoom calls
Around.co - Around.co is an app that provides video calls to remote teams all around the world.
Bitconf - Advanced Zoom integration for Bitrix24 CRM. Build your own Zoom sales machine.
Remote Meeting - Remote Meeting with Video, Voice, Chat and Screen Sharing
GetStream.io - APIs for the development of scalable newsfeeds and chat applications.