Rocket.Chat is an open-source communications platform for secure team messaging, channels, DMs, voice/video, integrations, and customer omnichannel support.
46k stars13.8k forkslast commit Actively maintained
20 self-hosted Cisco Webex alternatives
Cloud collaboration platform providing video conferencing, webinars, team messaging, and enterprise calling, with screen sharing, meeting recording, integrations for scheduling and device interoperability. Provides secure, real-time communications across devices for organizations.
Alternatives to Cisco Webex
Open-source, self-hosted messaging platform for secure team collaboration with real-time chat, audio calls, screen sharing, and integrations.
38.9k stars8.9k forkslast commit Actively maintained
Self-hostable WebRTC video conferencing with chat, screen sharing, moderation tools, and SDKs for embedding meetings into web and mobile apps.
29.8k stars8k forksApache-2.0last commit Actively maintained
#4
Open-source team chat server with topic-based threading for focused, asynchronous, and real-time communication in distributed teams.
25.8k stars10.1k forksApache-2.0last commit Actively maintained
#5
Element is a Matrix client for secure team messaging and collaboration, offering end-to-end encrypted chats and calls with interoperability across the Matrix network.
13.4k stars2.7k forksAGPL-3.0last commit Actively maintained
#6
Open-source screen sharing server that runs self-hosted; WebRTC-based with TURN server; Docker or single-binary deployment; browser-based.
10.5k stars719 forksGPL-3.0last commit Actively maintained
BigBlueButton is an open-source virtual classroom and web conferencing platform with real-time audio/video, screen sharing, whiteboards, breakout rooms, polling, and recordings.
9.2k stars6k forksLGPL-3.0last commit Actively maintained
#8
Mumble is an open-source, low-latency VoIP voice chat platform with a desktop client and a self-hosted server for encrypted group communication.
8.2k stars1.4k forkslast commit Actively maintained
#9
Spacebar is an open source, self-hostable Discord-compatible communication platform with text chat, voice, and video, designed to work with existing clients and bots.
6.7k stars222 forksAGPL-3.0last commit Actively maintained
#10
Synapse is a Matrix homeserver implementation for running federated, secure real-time chat and collaboration on your own infrastructure.
4.6k stars587 forksAGPL-3.0last commit Actively maintained
An open-source WebRTC SFU that routes media for scalable multiparty video conferencing; supports Colibri XMPP/REST control, DTLS/SRTP, and Prometheus metrics.
3.1k stars1k forksApache-2.0last commit Actively maintained
#12
Tox is a decentralized, peer-to-peer communication system for encrypted messaging, voice/video calls, screen sharing, and file transfers without central servers.
2.7k stars311 forksGPL-3.0last commit Actively maintained
#13
Open-source browser-based peer-to-peer chat with E2E encryption, ephemeral messages, video/audio, screen sharing, direct file transfer, and iframe embedding.
2.3k stars430 forksGPL-2.0last commit Actively maintained
Self-hostable web video conferencing app built on LiveKit, with large-meeting performance, screen sharing, chat, recordings, and transcription features.
2.2k stars279 forksMITlast commit Actively maintained
Self-hosted Nextcloud Talk combines chat, video calls and webinars into one secure collaboration app.
2.2k stars574 forksAGPL-3.0last commit Actively maintained
#16
Briefing is a secure, anonymous WebRTC-based video group chat with text chat, screen sharing, and simple invite links, designed to run in modern browsers.
1.6k stars265 forksAGPL-3.0last commit Slowing down
#17
Self-hosted, lightweight federated messenger with end-to-end encrypted threads and optional WebRTC audio/video calling across independently hosted nodes.
1.5k stars96 forksApache-2.0last commit Actively maintained
#18
Self-hosted WebRTC videoconferencing server designed for lectures, meetings, and conferences, featuring chat, recording, screen sharing, moderation, and a built-in TURN server.
1.4k stars191 forksMITlast commit Actively maintained
Apache OpenMeetings is a web conferencing and collaboration platform with video meetings, chat, whiteboards, screen sharing, recording, file sharing, and user/room management.
685 stars262 forkslast commit Actively maintained
#20
Open-source, self-hosted web conferencing platform built on LiveKit and Go, offering scalable WebRTC meetings, recordings, broadcasting, collaboration tools, and AI meeting intelligence.
524 stars122 forksMITlast commit Actively maintained
What replacing Cisco Webex actually involves
Every option on this page is open source and free to run on your own hardware, so you own the data and there is no subscription to cancel. 19 of 20 shipped a commit in the last six months. Licences in this list: Apache-2.0, AGPL-3.0, GPL-3.0, LGPL-3.0, GPL-2.0. In exchange you take on hosting, backups and updates yourself.
Browse everything in Video Conferencing & WebRTC.
