SOFTWARE LICENSE GUIDE
Zulip
Zulip is 100% open-source software licensed under Apache License 2.0 with all features available in the self-hosted server version.
What it does
Zulip is listed in the IsItFree? software directory. Visit the official website for product-specific capabilities and current documentation.
Who it may suit
Review the official product description to confirm it fits your workflow, operating system, and organization.
Free tier and license
Apache License 2.0
Limitations to check
Free-tier limits, trial restrictions, and included features can change. Confirm the current details with the vendor.
Licensing notes
Zulip is 100% open-source software licensed under Apache License 2.0 with all features available in the self-hosted server version.
Verification details
Last licensing verification recorded: 2026-10-28.
Directory record last updated: 2026-10-28. These are separate dates: a record update does not necessarily mean the publisher's terms changed.
AI-assisted summaries may be incomplete or outdated. Confirm licensing, pricing, and commercial-use rights in the official sources before making a business decision.
Frequently asked questions
Is Zulip free?
The directory currently classifies it as Open Source: Apache License 2.0. Check the official source for current terms.
Can I use it commercially?
Do not assume commercial permission from a free download or trial. Confirm the applicable license and terms with the vendor.
Related software
Explore the complete IsItFree? software directory for more licensing information.