head to head · open source
Mermaid vs hypertools
Mermaid has 90,981 GitHub stars, 9,444 forks, 1,781 open issues and last shipped yesterday. hypertools has 1,893 stars, 164 forks, 8 open issues and last shipped 24 days ago. Mermaid leads on adoption by 4,706% (90,981 vs 1,893 stars). Mermaid is written in TypeScript under MIT; hypertools is written in Python under MIT. Mermaid has attracted 10% as many forks as stars, hypertools 9%. 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.
← all 20902 open source comparisons
Side by side
| Mermaid | hypertools | |
|---|---|---|
| GitHub stars | ★ 91K | ★ 1.9K |
| License | MIT | MIT |
| Written in | TypeScript | Python |
| Last push | 2026-11-02 | 2026-10-10 |
| Forks | ⑂ 9.4K | ⑂ 164 |
| 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 hypertools if
- You want the hypertools feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and hypertools 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 hypertools
" To deal with hyper planes in a 14 dimensional space, visualize a 3D space and say 'fourteen' very loudly. Everyone does it. " Geoff Hinton Overview HyperTools is designed to facilitate dimensionality reduction based visual explorations of high dimensional data. The basic pipeline is to feed in a high dimensional dataset (or a series of high dimensional datasets) and, in a single function call, reduce the dimensionality of the dataset(s) and create a plot. The package is built atop many familiar friends, including matplotlib, scikit learn and seaborn. Our package was featured in 2017 on Kaggle's now retired "No…
read the full hypertools overview →
More in Data & Analytics
Related comparisons
More Business Intelligence & Reporting projects
Compare either of these against the rest of the Business Intelligence & Reporting field.
Frequently asked questions
Is Mermaid or hypertools more popular?
Mermaid has 90,981 GitHub stars and hypertools has 1,893. Mermaid has the larger community by that measure.
Are Mermaid and hypertools free?
Both are open source. Mermaid is licensed under MIT and hypertools under MIT. Neither carries a licence fee.
What is the difference between Mermaid and hypertools?
Mermaid is written in TypeScript and hypertools 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 hypertools?
Choose Mermaid if you want the larger community (90,981 stars) or its MIT licence terms. Choose hypertools if its feature set, stack or MIT licence fits better. Both are self-hostable.