head to head · open source
Mermaid vs AVA
Mermaid has 90,981 GitHub stars, 9,444 forks, 1,781 open issues and last shipped yesterday. AVA has 1,593 stars, 166 forks, 0 open issues and last shipped yesterday. Mermaid leads on adoption by 5,611% (90,981 vs 1,593 stars). Mermaid is written in TypeScript under MIT; AVA is written in TypeScript under MIT. Mermaid has attracted 10% as many forks as stars, AVA 10%. 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 | AVA | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 1.6K |
| License | MIT | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 9.4K | ⑂ 166 |
| 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 AVA if
- You want the AVA feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and AVA 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 AVA
AVA, AI native Visual Analytics AVA ( Visual Analytics) is a technology framework designed for more convenient visual analytics. The first A has multiple meanings: AI native, Automated, Augmented, and VA stands for Visual Analytics. It can assist users in unstructured data loading, data processing and analysis, as well as visualization code generation. 🚀 Features AVA is a fundamental shift from rule based analytics to AI native capabilities: Natural Language Queries : Ask questions about your data in plain English Query Suggestions : Get AI recommended analysis queries based on your data characteristics LLM…
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Frequently asked questions
Is Mermaid or AVA more popular?
Mermaid has 90,981 GitHub stars and AVA has 1,593. Mermaid has the larger community by that measure.
Are Mermaid and AVA free?
Both are open source. Mermaid is licensed under MIT and AVA under MIT. Neither carries a licence fee.
What is the difference between Mermaid and AVA?
Mermaid is written in TypeScript and AVA 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 AVA?
Choose Mermaid if you want the larger community (90,981 stars) or its MIT licence terms. Choose AVA if its feature set, stack or MIT licence fits better. Both are self-hostable.