Jitsi Meet — #1 Alternative to Zoom
100% open-source, zero-account browser & mobile WebRTC video conferencing
Powers instant encrypted video rooms, screen sharing, Etherpad collaborative notes, and SIP dial-ins either on free `meet.jit.si` or private Ubuntu/Docker servers.
License: Apache-2.0 · Pricing: Free & Open Source · Compare all Zoom alternatives · Official Website