Self-hosted Video Conferencing & WebRTC tools

Self-hostable WebRTC video conferencing with chat, screen sharing, moderation tools, and SDKs for embedding meetings into web and mobile apps.

Apache-2.0Actively maintained

Alternative to:

Zoom+12

SRS (Simple Realtime Server) is a high-efficiency media server supporting RTMP, WebRTC, HLS, HTTP-FLV, SRT, MPEG-DASH, and GB28181 for real-time streaming.

MITActively maintained

Alternative to:

Wowza Streaming Cloud+8

Open-source, decentralized messaging network built on a Haskell core with Kotlin Multiplatform and native iOS clients; end-to-end encrypted messaging without user IDs.

AGPL-3.0Actively maintained

Alternative to:

Signal+11

Open-source screen sharing server that runs self-hosted; WebRTC-based with TURN server; Docker or single-binary deployment; browser-based.

GPL-3.0Actively maintained

Alternative to:

Zoom+11

BigBlueButton is an open-source virtual classroom and web conferencing platform with real-time audio/video, screen sharing, whiteboards, breakout rooms, polling, and recordings.

LGPL-3.0Actively maintained

Alternative to:

Zoom+14

Janus WebRTC Server is a lightweight, general-purpose WebRTC gateway for building real-time audio/video applications via plugins and a JSON-based API.

GPL-3.0Actively maintained

Alternative to:

Ant Media Server Cloud+2

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.

AGPL-3.0Actively maintained

Alternative to:

Discord+19

FreeSWITCH is an open-source software-defined telecom stack for building VoIP and real-time communication services with SIP and WebRTC support.

Actively maintained

Alternative to:

Twilio+15

Open-source PBX and telephony toolkit for building communications applications; modular C-based engine with SIP, WebRTC, RTP, ARI/AMI APIs and hardware support.

Actively maintained

Alternative to:

3CX+19

Stoat is an open-source, self-hostable chat platform for communities and teams, offering text channels, permissions, moderation tools, and a web app.

Actively maintained

Alternative to:

Discord+13

An open-source WebRTC SFU that routes media for scalable multiparty video conferencing; supports Colibri XMPP/REST control, DTLS/SRTP, and Prometheus metrics.

Apache-2.0Actively maintained

Alternative to:

LiveKit Cloud+17

Open-source browser-based peer-to-peer chat with E2E encryption, ephemeral messages, video/audio, screen sharing, direct file transfer, and iframe embedding.

GPL-2.0Actively maintained

Alternative to:

Zoom+15

Self-hostable web video conferencing app built on LiveKit, with large-meeting performance, screen sharing, chat, recordings, and transcription features.

MITActively maintained

Alternative to:

Zoom+19

Self-hosted Nextcloud Talk combines chat, video calls and webinars into one secure collaboration app.

AGPL-3.0Actively maintained

Alternative to:

Microsoft Teams+19

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.

AGPL-3.0Slowing down

Alternative to:

Zoom+12

Self-hosted, lightweight federated messenger with end-to-end encrypted threads and optional WebRTC audio/video calling across independently hosted nodes.

Apache-2.0Actively maintained

Alternative to:

Signal+19

Self-hosted WebRTC videoconferencing server designed for lectures, meetings, and conferences, featuring chat, recording, screen sharing, moderation, and a built-in TURN server.

MITActively maintained

Alternative to:

Zoom+17

Apache OpenMeetings is a web conferencing and collaboration platform with video meetings, chat, whiteboards, screen sharing, recording, file sharing, and user/room management.

Actively maintained

Alternative to:

Zoom+11

Open-source, self-hosted web conferencing platform built on LiveKit and Go, offering scalable WebRTC meetings, recordings, broadcasting, collaboration tools, and AI meeting intelligence.

MITActively maintained

Alternative to:

Zoom+16

Self-hosted, open-source XMPP-based messaging server providing end-to-end encryption, multi-device sync, federation, secure backups, and integrated WebRTC audio/video calling.

Apache-2.0Actively maintained

Alternative to:

WhatsApp+17

Lightweight web application for synchronized video playback with chat, leader-controlled playback, subtitle/audio track support and Docker deployment.

MITActively maintained

Alternative to:

Watch2Gether+3

Decentralized, browser-first chat focused on privacy and peer-to-peer interactions. Supports end-to-end encryption, WebRTC file sharing, voice/video calls, mixed-reality spaces and a webtop environment.

GPL-3.0Actively maintained

Alternative to:

Slack+10

Open-source PWA that generates live captions and transcripts in the browser; supports broadcasts, OBS/vMix integration, and optional Azure AI captions.

GPL-3.0Actively maintained

Alternative to:

Rev+6

Jami is a distributed communication platform for private messaging, audio/video calls, and conferencing, designed to work without central servers and with end-to-end encryption.

Activity unknown

Alternative to:

Signal+19

OpenTalk is an open-source video conferencing platform offering GDPR-compliant SaaS and self-hosted deployments with features like recording, whiteboards, breakout rooms, polls and telephone dial-in.

Activity unknown

Alternative to:

Zoom+18