Best Slack alternatives
Slack is a workplace communication platform built around channels, direct messages, integrations, and searchable conversations.
About Slack
Slack is a workplace communication platform built around channels, direct messages, integrations, and searchable conversations. Positioned for teams and businesses across departments — engineering, sales, customer service, marketing, HR — looking to replace email-based workflows with organized, searchable communication.
- Channel-based messaging
- Huddles (built-in audio/video meetings)
- Slack AI summaries and recaps
- Workflow Builder for no-code automation
- Canvas collaborative documents
- Third-party app integrations
Platforms
Top alternatives
See how the top Slack alternatives compare on use case fit and core strengths.
Microsoft Teams
A communication and collaboration platform with chat, meetings, file sharing, and Microsoft 365 integration.
Best for
Organizations already using Microsoft 365
Discord
A community-focused communication platform with text channels, voice rooms, and real-time collaboration.
Best for
Communities and informal teams
Mattermost
A team messaging platform designed for organizations that need greater control over hosting and security.
Best for
Technical teams needing self-hosting
How to choose
Start with the workflow you need to improve. Compare ease of use, collaboration features, integrations, customization, and the effort required to migrate your existing data. Confirm it runs on the platforms you need (Web, Windows, macOS, Linux, iOS, Android) before switching.
If Slack's feature set above doesn't cover what you need, one of the alternatives compared here — Microsoft Teams, Discord, Mattermost — may be a closer fit.
Frequently asked questions
What are the best alternatives to Slack?
Based on core features and use case fit, the strongest Slack alternatives are Microsoft Teams, Discord and Mattermost. See the comparison above for what each one does best.
How do I migrate from Slack to a different tool?
Most teams start by exporting their existing Slack data, then importing it into the new tool while running both in parallel until the switch is complete.
Do Slack alternatives integrate with the tools my team already uses?
Integration support varies by tool — check each alternative's own integrations before switching workflows that depend on them.
Sources
The facts on this page come from Slack's own official site, accessed July 31, 2026. See our Sources Policy for how we handle sourcing.
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