TrueConf is a self-hosted team messaging platform that lets you organize video conferences with up to 1000 participants. TrueConf Server guarantees secure, reliable communication in LAN/VPN, integrates seamlessly with VoIP and conference room systems, and provides a number of collaboration tools for any platform. There is also a full-fledged free version designed for small teams with up to 12 users.

Offline operation in LAN/VPN, encryption and complete control over your communications.
Turnkey enterprise-class solution embraced by tens of thousands of companies worldwide.
TrueConf natively works with the tools you like to enable one click to join from any platform or device.
Get your team together and run 4K video conferences with up to 1,000 participants.
Exchange messages in personal and group chats, collaborate on shared files and documents with screen sharing, polling and recording.