Alternatives to Slack

Slack is a centralized team communication platform for messaging, file sharing, and collaboration in organized channels.

freeq freeq

IRC server and ecosystem built on the AT Protocol that uses Bluesky DIDs for identity, providing modern messaging features while maintaining backward compatibility with standard IRC clients

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Roomy Roomy

Freeform community communications platform built on the AT Protocol for group chat and collaborative knowledge management

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Colibri Colibri

Open source chat platform built on the AT Protocol for communities, with text channels, voice channels, and video calls

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