# Mattermost Professional vs Zulip (2026): Free Alternative to Mattermost Professional

Canonical: https://caniforkit.com/vs/mattermost-professional-vs-zulip
Last updated: 2026-11-05

Compare Mattermost Professional ($10/mo) vs Zulip ($0/mo open source alternative to Mattermost Professional). Side-by-side breakdown of pricing, self-hosting setup, data storage, and practical trade-offs.

## Side-by-Side Comparison Matrix

| Feature / Metric | Mattermost Professional | Zulip |
| --- | --- | --- |
| Monthly Subscription | $10/mo | $0.00 / month |
| 1-Seat Annual Cost | $120/yr | $0.00 / year |
| 5-Person Team Annual Cost | $600/yr | $0.00 / year |
| 10-Person Team Annual Cost | $1,200/yr | $0.00 / year |
| License Model | Proprietary Commercial SaaS | Open Source |
| Hosting / Runtime | Vendor Cloud | Local or Hosted |
| Data Ownership | Stored on vendor servers | Self-managed / Local |
| GitHub Stars | Closed Source | ★ 26k |
| Code Repository | None | https://github.com/zulip/zulip |
| The Catch / Trade-off | Recurring subscription cost | Self-managed maintenance |

## About Zulip
Email-shaped topics inside team chat; excellent for async work and merciless about naming conversations.

- **Supported Platforms**: desktop, mobile, web, self-hosted, self-host, real ops

## Cost Savings Breakdown
Switching from Mattermost Professional to Zulip eliminates ongoing per-seat subscriptions:
- **Solo / 1-seat**: Save **$120/year**
- **5-person team**: Save **$600/year**
- **10-person team**: Save **$1,200/year**

## Frequently Asked Questions

### Is Zulip a good free alternative to Mattermost Professional?
Yes. Zulip is a verified open source (FOSS) replacement for Mattermost Professional. Email-shaped topics inside team chat; excellent for async work and merciless about naming conversations.

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