Compare Slack alternatives: Microsoft Teams, Discord, Mattermost, Rocket.Chat, and more for team communication. We tested each alternative and compared features, pricing, performance, and developer experience to help you find the right fit.
Slack is popular but not for everyone. Pricing tiers, vendor lock-in, specific feature gaps, or a preference for open-source and self-hosted solutions are common reasons developers explore alternatives. Here are the best options we found.
Enterprise communication with Office 365 integration. Video calls, channels, and file sharing.
Free voice, video, and text chat. Originally for gaming, now used by dev teams and communities.
Open-source Slack alternative. Self-hosted, security-focused, enterprise features.
Open-source team chat. Self-hosted, federated, omnichannel. Enterprise compliance.
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