Best Slack Alternatives in 2026
Looking for alternatives to Slack? Here are 9 similar tools in the Communication & Chat category.
Why people look for a Slack alternative
- •Notification overload and a culture of immediacy that can stifle deep work
- •Search and message history can be hard to navigate; free plan limits history to 90 days
- •Weak/confusing threading and cluttered channels lead to lost context
To be fair to Slack: 90% of users say slack helps them stay more connected; 87% of users say slack helps them collaborate more efficiently. If that's what matters most to you, it may still be the right call.
Open-source & cheaper alternatives to Slack
2 open-source options you can self-host, plus other low-cost picks — independently curated.
| # | Alternative | Why it's a good swap | Pricing |
|---|---|---|---|
| 1 | Mattermost Open sourceGitHub | Open-source team messaging, self-hosted for full data control. | Free / self-host |
| 2 | Rocket.Chat Open sourceGitHub | Open-source team chat with self-hosting and full customization. | Free / self-host |
Independently curated by AIToolPundit. Third-party links are not endorsements; pricing and open-source status can change — verify on the vendor's site.
9 more Communication & Chat tools like Slack
Video conferencing & online meetings
Freemium from FreeWeb, iOS, Android, Mac, Windows, Linux
313 upvotesCommunication & Chat
