head to head · open source
Langflow vs Convex
Langflow has 156,266 GitHub stars, 10,311 forks, 1,056 open issues and last shipped yesterday. Convex has 12,774 stars, 842 forks, 220 open issues and last shipped yesterday. Langflow leads on adoption by 1,123% (156,266 vs 12,774 stars). Langflow is written in Python under MIT; Convex is written in TypeScript under a custom or non-standard licence. Langflow has attracted 7% as many forks as stars, Convex 7%. Convex 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 | Convex | |
|---|---|---|
| GitHub stars | ★ 156K | ★ 13K |
| License | MIT | Custom / other |
| Written in | Python | TypeScript |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 10K | ⑂ 842 |
| 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 Convex if
- You want the Convex feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches TypeScript
- You evaluated both and Convex 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 Convex
Convex is the open source reactive database designed to make life easy for web app developers, whether human or LLM. Fetch data and perform business logic with strong consistency by writing pure TypeScript. Convex provides a database, a place to write your server functions, and client libraries. It makes it easy to build and scale dynamic live updating apps. Read the docs to learn more. Development of the Convex backend is led by the Convex team. We welcome small bug fixes and love receiving feedback. We keep this repository synced with any internal development work within a handful of days. Convex is a well…
read the full Convex overview →
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Frequently asked questions
Is Langflow or Convex more popular?
Langflow has 156,266 GitHub stars and Convex has 12,774. Langflow has the larger community by that measure.
Are Langflow and Convex free?
Both are open source. Langflow is licensed under MIT, and Convex has no licence declared in this registry. Both are free to self-host.
What is the difference between Langflow and Convex?
Langflow is written in Python and Convex 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, Langflow or Convex?
Choose Langflow if you want the larger community (156,266 stars) or its MIT licence terms. Choose Convex if its feature set, stack or Custom / other licence fits better. Both are self-hostable.