head to head · open source
Mermaid vs Apache Superset
Mermaid has 90,981 GitHub stars, 9,444 forks, 1,781 open issues and last shipped yesterday. Apache Superset has 75,392 stars, 18,572 forks, 588 open issues and last shipped yesterday. Mermaid leads on adoption by 21% (90,981 vs 75,392 stars). Mermaid is written in TypeScript under MIT; Apache Superset is written in Python under Apache-2.0. Mermaid has attracted 10% as many forks as stars, Apache Superset 25%. Apache Superset 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
| Mermaid | Apache Superset | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 75K |
| License | MIT | Apache-2.0 |
| Written in | TypeScript | Python |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 9.4K | ⑂ 19K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Mermaid if
- You weight community size — 91K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Apache Superset if
- You want the Apache Superset feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and Apache Superset fits your workflow better
About Mermaid
Mermaid Generate diagrams from Markdown like text. Live Editor! 📖 Documentation 🚀 Getting Started 🌐 CDN 🙌 Join Us 简体中文 Try Live Editor previews of future releases: Develop Next :trophy: Mermaid was nominated and won the JS Open Source Awards (2019) in the category "The most exciting use of technology"!!! Thanks to all involved, people committing pull requests, people answering questions! 🙏 Table of content Expand contents About Examples Release Related projects Contributors Security and safe diagrams Reporting vulnerabilities Appreciation About Mermaid is a JavaScript based diagramming and charting tool…
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About Apache Superset
Superset A modern, enterprise ready business intelligence web application. Documentation User Guide — For analysts and business users. Explore data, build charts, create dashboards, and connect databases. Administrator Guide — Install, configure, and operate Superset. Covers security, scaling, and database drivers. Developer Guide — Contribute to Superset or build on its REST API and extension framework. Why Superset? Supported Databases Release Notes Get Involved Resources Organizations Using Superset Why Superset? Superset is a modern data exploration and data visualization platform. Superset can replace or…
read the full Apache Superset overview →
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Frequently asked questions
Is Mermaid or Apache Superset more popular?
Mermaid has 90,981 GitHub stars and Apache Superset has 75,392. Mermaid has the larger community by that measure.
Are Mermaid and Apache Superset free?
Both are open source. Mermaid is licensed under MIT and Apache Superset under Apache-2.0. Neither carries a licence fee.
What is the difference between Mermaid and Apache Superset?
Mermaid is written in TypeScript and Apache Superset in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Mermaid or Apache Superset?
Choose Mermaid if you want the larger community (90,981 stars) or its MIT licence terms. Choose Apache Superset if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.