Cisco WebEx Alternatives for Linux

Rocket.Chat is a comprehensive free and open-source team communication platform, offering real-time chat, audio/video conferencing, screen sharing, and file sharing. Designed for flexibility, it can be self-hosted on-premises for maximum control and customization, making it ideal for organizations prioritizing data privacy and security.

Apache OpenMeetings is a robust, open-source web conferencing and collaboration software. It provides a comprehensive suite of tools for online meetings, presentations, training, and group activities, all accessible directly through your web browser.

BigBlueButton is a powerful open-source web conferencing system designed for online learning and collaboration. It offers robust features like video conferencing, screen sharing, a multi-user whiteboard, breakout rooms, and polling, making it an ideal platform for virtual classrooms and team meetings.

Sneek revolutionizes remote team collaboration by providing a constant visual presence, making distributed teams feel more connected and spontaneous. It's a video-first platform designed to replicate the informal interactions of a physical office environment.

Openfire is a powerful, open-source instant messaging and group chat server built on the XMPP protocol. It enables real-time communication, collaboration, and presence management for individuals and organizations, offering robust features and a modular architecture for customization.