head to head · open source
Langflow vs ToolJet
Langflow has 156,239 GitHub stars, 10,307 forks, 1,056 open issues and last shipped yesterday. ToolJet has 41,177 stars, 5,509 forks, 1,204 open issues and last shipped yesterday. Langflow leads on adoption by 279% (156,239 vs 41,177 stars). Langflow is written in Python under MIT; ToolJet is written in HTML under AGPL-3.0. Langflow has attracted 7% as many forks as stars, ToolJet 13%. 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
| Langflow | ToolJet | |
|---|---|---|
| GitHub stars | ★ 156K | ★ 41K |
| License | MIT | AGPL-3.0 |
| Written in | Python | HTML |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 10K | ⑂ 5.5K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Langflow if
- You weight community size — 156K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick ToolJet if
- You want the ToolJet feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches HTML
- You evaluated both and ToolJet fits your workflow better
About Langflow
Langflow is a powerful platform for building and deploying AI powered agents and workflows. It provides developers with both a visual authoring experience and built in API and MCP servers that turn every workflow into a tool that can be integrated into applications built on any framework or stack. Langflow comes with batteries included and supports all major LLMs, vector databases and a growing library of AI tools. ✨ Highlight features Visual builder interface to quickly get started and iterate. Source code access lets you customize any component using Python. Interactive playground to immediately test and…
read the full Langflow overview →
About ToolJet
ToolJet is an open source platform for building internal tools: admin panels, dashboards, and operational apps that run on your existing databases, APIs, and SaaS systems. Build them by prompting. ToolJet AI turns a description into pages, queries, and components, and the coding agent you already use can do the same through ToolJet's MCP server. Agents build against ToolJet's real component and data contracts rather than emitting free form code, so what you get is an actual ToolJet app: one your team keeps editing in the visual builder, under the same permissions, environments, and version history as everything…
read the full ToolJet overview →
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Frequently asked questions
Is Langflow or ToolJet more popular?
Langflow has 156,239 GitHub stars and ToolJet has 41,177. Langflow has the larger community by that measure.
Are Langflow and ToolJet free?
Both are open source. Langflow is licensed under MIT and ToolJet under AGPL-3.0. Neither carries a licence fee.
What is the difference between Langflow and ToolJet?
Langflow is written in Python and ToolJet in HTML. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Langflow or ToolJet?
Choose Langflow if you want the larger community (156,239 stars) or its MIT licence terms. Choose ToolJet if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.