head to head · open source
Zammad vs UserTourKit
Zammad has 5,924 GitHub stars, 1,056 forks, 451 open issues and last shipped yesterday. UserTourKit has 67 stars, 31 forks, 1 open issues and last shipped 3 days ago. Zammad leads on adoption by 8,742% (5,924 vs 67 stars). Zammad is written in Ruby under AGPL-3.0; UserTourKit is written in MDX under MIT. Zammad has attracted 18% as many forks as stars, UserTourKit 46%. Zammad was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Zammad | UserTourKit | |
|---|---|---|
| GitHub stars | ★ 5.9K | ★ 67 |
| License | AGPL-3.0 | MIT |
| Written in | Ruby | MDX |
| Last push | 2026-09-17 | 2026-09-15 |
| Forks | ⑂ 1.1K | ⑂ 31 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Zammad if
- You weight community size — 5.9K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Ruby
- You value the larger contributor base for long-term maintenance
pick UserTourKit if
- You want the UserTourKit feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches MDX
- You evaluated both and UserTourKit fits your workflow better
About Zammad
Zammad is a web based, open source helpdesk and customer support platform, released under the GNU AGPLv3 and written primarily in Ruby on the Rails framework. The source code lives on GitHub and is owned by the Zammad Foundation, an entity that the README describes as independent of commercial providers such as Zammad GmbH. Development is carried out by the team at Zammad GmbH together with the community, and the project states that the software is and will stay open source.
read the full Zammad overview →
About UserTourKit
UserTourKit (published as Tour Kit) is a headless, TypeScript first React library for building product tours, onboarding flows, hints, checklists, in app announcements, and microsurveys, built for React developers who want to own onboarding code rather than rent it from a hosted platform.
read the full UserTourKit overview →
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Frequently asked questions
Is Zammad or UserTourKit more popular?
Zammad has 5,924 GitHub stars and UserTourKit has 67. Zammad has the larger community by that measure.
Are Zammad and UserTourKit free?
Both are open source. Zammad is licensed under AGPL-3.0 and UserTourKit under MIT. Neither carries a licence fee.
What is the difference between Zammad and UserTourKit?
Zammad is written in Ruby and UserTourKit in MDX. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Zammad or UserTourKit?
Choose Zammad if you want the larger community (5,924 stars) or its AGPL-3.0 licence terms. Choose UserTourKit if its feature set, stack or MIT licence fits better. Both are self-hostable.