head to head · open source
Mermaid vs VTable
Mermaid has 90,299 GitHub stars, 9,266 forks, 1,781 open issues and last shipped 3 days ago. VTable has 3,662 stars, 487 forks, 536 open issues and last shipped today. Mermaid leads on adoption by 2,366% (90,299 vs 3,662 stars). Mermaid is written in TypeScript under MIT; VTable is written in TypeScript under MIT. Mermaid has attracted 10% as many forks as stars, VTable 13%. VTable 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 | VTable | |
|---|---|---|
| GitHub stars | ★ 90K | ★ 3.7K |
| License | MIT | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-15 | 2026-09-18 |
| Forks | ⑂ 9.3K | ⑂ 487 |
| 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 VTable if
- You want the VTable feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and VTable 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 VTable
VTable VTable is not just a high performance multidimensional data analysis table, but also a grid artist that creates art between rows and columns. Introduction • demo • Tutorial • API • English 简体中文 日本語 （video） Introduction VTable is based on visual rendering engine VRender. The core capabilities are as follows: 1. Extreme performance: Supports fast computation and rendering of millions of data points. 2. Multidimensional analysis: Automatically analyzes and presents multidimensional data. 3. Strong expressiveness: Provides flexible and powerful graphic capabilities, seamlessly integrating with charts of VChart…
read the full VTable overview →
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Frequently asked questions
Is Mermaid or VTable more popular?
Mermaid has 90,299 GitHub stars and VTable has 3,662. Mermaid has the larger community by that measure.
Are Mermaid and VTable free?
Both are open source. Mermaid is licensed under MIT and VTable under MIT. Neither carries a licence fee.
What is the difference between Mermaid and VTable?
Mermaid is written in TypeScript and VTable in TypeScript. 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 VTable?
Choose Mermaid if you want the larger community (90,299 stars) or its MIT licence terms. Choose VTable if its feature set, stack or MIT licence fits better. Both are self-hostable.