Jitsi Meet is an open-source (Apache) WebRTC JavaScript application that uses Jitsi Videobridge to provide high quality, scalable video conferences. Developed by Jitsi
License: Open Source
Google Duo is a user-friendly app focused on high-quality video calls and integration with Google services, but it's limited for larger meetings. In contrast, Jitsi Meet offers flexibility with self-hosting and supports larger groups, but may require more technical knowledge to set up.