head to head · open source
Mermaid vs CBoard
Mermaid has 90,981 GitHub stars, 9,444 forks, 1,781 open issues and last shipped yesterday. CBoard has 3,099 stars, 1,147 forks, 101 open issues and last shipped 17 days ago. Mermaid leads on adoption by 2,836% (90,981 vs 3,099 stars). Mermaid is written in TypeScript under MIT; CBoard is written in JavaScript under Apache-2.0. Mermaid has attracted 10% as many forks as stars, CBoard 37%. Mermaid 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 | CBoard | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 3.1K |
| License | MIT | Apache-2.0 |
| Written in | TypeScript | JavaScript |
| Last push | 2026-11-02 | 2026-10-17 |
| Forks | ⑂ 9.4K | ⑂ 1.1K |
| 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 CBoard if
- You want the CBoard feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches JavaScript
- You evaluated both and CBoard 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…
read the full Mermaid overview →
About CBoard
CBoard CBoard is not only a analysis platform that supports interactive multi dimensional report design and data analysis for user, but also a BI product development platform for developer. Powered by Shanhai Chuguo Information and Technology Co., Ltd. Normal User can analysis your data or design a report by simple drag and drop operation Developer can extend any type of your data datasource that you can connect by Java program Who is using CBoard If you wish your company's logo show on our home page, please sign in here provide a logo pic with transparent background Architecture Light weight architecture…
read the full CBoard overview →
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Frequently asked questions
Is Mermaid or CBoard more popular?
Mermaid has 90,981 GitHub stars and CBoard has 3,099. Mermaid has the larger community by that measure.
Are Mermaid and CBoard free?
Both are open source. Mermaid is licensed under MIT and CBoard under Apache-2.0. Neither carries a licence fee.
What is the difference between Mermaid and CBoard?
Mermaid is written in TypeScript and CBoard in JavaScript. 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 CBoard?
Choose Mermaid if you want the larger community (90,981 stars) or its MIT licence terms. Choose CBoard if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.