Communication
Team chat, video conferencing, and messaging platforms
Open Source Alternatives
Free and open source tools in this category.
Rocket.Chat
Open source team communication platform
Mattermost
Secure, self-hosted team messaging platform as an alternative to Slack
Jitsi Meet
Open source video conferencing solution that is secure and easy to deploy
Element
Decentralized messaging app built on Matrix
BigBlueButton
Open source web conferencing system
Proprietary Tools
Commercial software in this category. Click to see open source alternatives.
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