head to head · open source
Mermaid vs vue-data-ui
Mermaid has 90,299 GitHub stars, 9,266 forks, 1,781 open issues and last shipped 4 days ago. vue-data-ui has 2,448 stars, 129 forks, 0 open issues and last shipped yesterday. Mermaid leads on adoption by 3,589% (90,299 vs 2,448 stars). Mermaid is written in TypeScript under MIT; vue-data-ui is written in Vue under MIT. Mermaid has attracted 10% as many forks as stars, vue-data-ui 5%. vue-data-ui 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 | vue-data-ui | |
|---|---|---|
| GitHub stars | ★ 90K | ★ 2.4K |
| License | MIT | MIT |
| Written in | TypeScript | Vue |
| Last push | 2026-09-15 | 2026-09-18 |
| Forks | ⑂ 9.3K | ⑂ 129 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Mermaid if
- You weight community size — 90K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick vue-data-ui if
- You want the vue-data-ui feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Vue
- You evaluated both and vue-data-ui fits your workflow better
About Mermaid
Mermaid is a JavaScript based diagramming tool that renders diagrams from Markdown like text definitions. It lives in the JavaScript/TypeScript ecosystem and operates both in the browser and in Node.js environments. The project’s core purpose is to eliminate the gap between software development and documentation by letting developers write diagrams alongside code, avoiding the rot and overhead of manual diagram maintenance.
read the full Mermaid overview →
About vue-data-ui
vue data ui is an open source, MIT licensed Vue 3 component library for data visualization and data storytelling, built for Vue and Nuxt developers who need to render charts, gauges, tables and dashboard widgets without writing each one from scratch.
read the full vue-data-ui overview →
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Frequently asked questions
Is Mermaid or vue-data-ui more popular?
Mermaid has 90,299 GitHub stars and vue-data-ui has 2,448. Mermaid has the larger community by that measure.
Are Mermaid and vue-data-ui free?
Both are open source. Mermaid is licensed under MIT and vue-data-ui under MIT. Neither carries a licence fee.
What is the difference between Mermaid and vue-data-ui?
Mermaid is written in TypeScript and vue-data-ui in Vue. 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 vue-data-ui?
Choose Mermaid if you want the larger community (90,299 stars) or its MIT licence terms. Choose vue-data-ui if its feature set, stack or MIT licence fits better. Both are self-hostable.