1. SendBird is messaging-as-a-service.

  2. Hosted PBX with CRM integration and mobile apps

  3. Cisco WebEx Web Conferencing, Online Meetings, Desktop Sharing, Video Conferencing

  4. Web conferencing, video conferencing, live streaming and remote support servers. Unlimited users.

  5. Contus Fly, an instant messaging solution for real-time mobile chat app development. Build 100% customizable mobile chat . be reachable at any given time.

  6. Business phone system.

  7. Digium offers IP phones, business phone systems, such as Switchvox IP PBX, and custom communications solutions for Asterisk.

  8. Hassle-free conference calling for businesses.

  9. Wireless business phone system built for sales and support team.

  10. VideoMeeting is a free and open source video conference solution built to have video calls and chats using your web browser. It is deployed on top of hubl.in.

  11. Chat API & In-App Messaging SDK for Mobile & Web Apps Innovate fast, save development cost and delight users with a scalable, secure and customizable Chat

  12. LifeSize offers video conferencing solution that enable human interaction over any distance.