head to head · open source
Redash vs sigma.js
Redash has 28,860 GitHub stars, 4,634 forks, 805 open issues and last shipped yesterday. sigma.js has 12,215 stars, 1,619 forks, 12 open issues and last shipped 7 days ago. Redash leads on adoption by 136% (28,860 vs 12,215 stars). Redash is written in TypeScript under BSD-2-Clause; sigma.js is written in TypeScript under MIT. Redash has attracted 16% as many forks as stars, sigma.js 13%. Redash was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (javascript), so they are genuine substitutes rather than adjacent tools.
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
| Redash | sigma.js | |
|---|---|---|
| GitHub stars | ★ 29K | ★ 12K |
| License | BSD-2-Clause | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-11-02 | 2026-10-27 |
| Forks | ⑂ 4.6K | ⑂ 1.6K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Redash if
- You weight community size — 29K stars and counting
- You want the BSD-2-Clause license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick sigma.js if
- You want the sigma.js feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and sigma.js fits your workflow better
About Redash
Redash is designed to enable anyone, regardless of the level of technical sophistication, to harness the power of data big and small. SQL users leverage Redash to explore, query, visualize, and share data from any data source. Their work, in turn, enables anybody in their organization to use the data. Every day, millions of users at thousands of organizations around the world use Redash to develop insights and make data driven decisions. Redash features: 1. Browser based : Everything in your browser, with a shareable URL. 2. Ease of use : Become immediately productive with data without the need to master complex…
read the full Redash overview →
About sigma.js
Website Documentation Storybook Mastodon [!NOTE] Sigma v4 is now available as an alpha release. See v4.sigmajs.org for the website, or the v4 branch for the source code. Sigma.js is an open source JavaScript library aimed at visualizing graphs of thousands of nodes and edges using WebGL, mainly developed by @jacomyal and @Yomguithereal, and built on top of graphology. How to use in your project To integrate sigma into your project, follow these simple steps: 1. Installation: Add sigma and graphology to your project by running the following command: 2. Usage: Import sigma into your JavaScript or TypeScript file…
read the full sigma.js overview →
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Frequently asked questions
Is Redash or sigma.js more popular?
Redash has 28,860 GitHub stars and sigma.js has 12,215. Redash has the larger community by that measure.
Are Redash and sigma.js free?
Both are open source. Redash is licensed under BSD-2-Clause and sigma.js under MIT. Neither carries a licence fee.
What is the difference between Redash and sigma.js?
Redash is written in TypeScript and sigma.js 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, Redash or sigma.js?
Choose Redash if you want the larger community (28,860 stars) or its BSD-2-Clause licence terms. Choose sigma.js if its feature set, stack or MIT licence fits better. Both are self-hostable.