head to head · open source
ToolJet vs Chartbrew
ToolJet has 40,936 GitHub stars, 5,448 forks, 1,204 open issues and last shipped yesterday. Chartbrew has 4,059 stars, 455 forks, 5 open issues and last shipped yesterday. ToolJet leads on adoption by 909% (40,936 vs 4,059 stars). ToolJet is written in JavaScript under AGPL-3.0; Chartbrew is written in JavaScript under a custom or non-standard licence. ToolJet has attracted 13% as many forks as stars, Chartbrew 11%. ToolJet 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
| ToolJet | Chartbrew | |
|---|---|---|
| GitHub stars | ★ 41K | ★ 4.1K |
| License | AGPL-3.0 | Custom / other |
| Written in | JavaScript | JavaScript |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 5.4K | ⑂ 455 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ToolJet if
- You weight community size — 41K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick Chartbrew if
- You want the Chartbrew feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches JavaScript
- You evaluated both and Chartbrew fits your workflow better
About ToolJet
ToolJet is an open source low code platform for building internal tools—admin panels, dashboards, and operational applications—by connecting to existing databases, APIs, and SaaS systems. It lives in the JavaScript ecosystem and is licensed under AGPL 3.0.
read the full ToolJet overview →
About Chartbrew
Chartbrew is an open source web application for building and sharing live data dashboards. It sits in the JavaScript developer tools ecosystem and connects directly to APIs, SQL databases, and NoSQL databases so users can turn query results and request responses into charts. The project provides a chart builder, editable dashboards, embeddable charts, a query and request editor, team capabilities, scheduling, and an AI assistant.
read the full Chartbrew overview →
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Frequently asked questions
Is ToolJet or Chartbrew more popular?
ToolJet has 40,936 GitHub stars and Chartbrew has 4,059. ToolJet has the larger community by that measure.
Are ToolJet and Chartbrew free?
Both are open source. ToolJet is licensed under AGPL-3.0, and Chartbrew has no licence declared in this registry. Both are free to self-host.
What is the difference between ToolJet and Chartbrew?
ToolJet is written in JavaScript and Chartbrew in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, ToolJet or Chartbrew?
Choose ToolJet if you want the larger community (40,936 stars) or its AGPL-3.0 licence terms. Choose Chartbrew if its feature set, stack or Custom / other licence fits better. Both are self-hostable.