Zulip
Zulip is an open-source team chat app that uses threaded conversations to keep communication organized and efficient for teams of all sizes.
openalternative.co · collected 2026-10-19
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There are 128 free solutions in your field. Take a look first.
Rocket.Chat
Open source communication platform combining messaging, voice, video, and AI for organizations that need full data control, air-gapped deplo...
openalternative.co · collected 2026-10-19
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Buzz
Workspace that combines team chat, project planning, and git management with AI agents that collaborate alongside your team on shared contex...
openalternative.co · collected 2026-10-19
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Element
Open-source platform for encrypted communication, file sharing, and collaboration based on the Matrix protocol.
openalternative.co · collected 2026-10-19
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Mattermost
Mattermost provides a flexible, open-source platform for secure team collaboration, designed for organizations with strict security and priv...
openalternative.co · collected 2026-10-19
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Campfire
Install your own group chat system with @mentions, DMs, and mobile support. One-time purchase, no monthly fees. Includes full source code fo...
openalternative.co · collected 2026-10-19
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2
Paid comparison
Macro Chat
Team chat app with inline threads, mention-based sharing, a unified inbox for chat and email, and an AI agent that works across your full wo...
openalternative.co · collected 2026-10-19
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- Proven usage
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- Recently updated
Ethora
Build branded chat apps with AI agents, group messaging, document exchange, and digital wallets using React and React Native components.
openalternative.co · collected 2026-10-19
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Zoom
Video-conferencing software
Wikipedia (CC BY-SA 4.0) · Wikidata (CC0) · collected 2026-10-14
- Proven usage
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- Recently updated
Google Meet
Video-communication app
Wikipedia (CC BY-SA 4.0) · Wikidata (CC0) · collected 2026-10-14
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- Recently updated
Focusmate Private Group Access
Focusmate is an online coworking platform that helps you beat distractions and get things done
AppSumo · collected 2026-11-11
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- Highly rated
SMSpro Gateway – Android Mobile Bulk Messaging Platform
Introducing SMSpro Gateway – All-in-One Android SMS, MMS & Bulk Messaging Platform as cloud SMSpro Gateway for high-volume messaging, auto-r...
CodeCanyon (Envato Market) · collected 2026-11-11
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