head to head · open source
Langflow vs Bknd
Langflow has 154,943 GitHub stars, 10,108 forks, 1,056 open issues and last shipped yesterday. Bknd has 3,762 stars, 145 forks, 42 open issues and last shipped 6 months ago. Langflow leads on adoption by 4,019% (154,943 vs 3,762 stars). Langflow is written in Python under MIT; Bknd is written in TypeScript under Apache-2.0. Langflow has attracted 7% as many forks as stars, Bknd 4%. Langflow 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 | Bknd | |
|---|---|---|
| GitHub stars | ★ 155K | ★ 3.8K |
| License | MIT | Apache-2.0 |
| Written in | Python | TypeScript |
| Last push | 2026-09-17 | 2026-04-06 |
| Forks | ⑂ 10K | ⑂ 145 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Langflow if
- You weight community size — 155K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick Bknd if
- You want the Bknd feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and Bknd fits your workflow better
About Langflow
Langflow is a visual builder platform for designing, testing, and deploying AI agents and retrieval augmented generation (RAG) pipelines. It lives in the Python based generative AI ecosystem and targets developers building intelligent applications. The project provides a low code interface to assemble components—such as LLMs, vector stores, memory modules, and tools—into executable workflows, while also exposing those workflows as APIs or MCP servers for integration into external applications.
read the full Langflow overview →
About Bknd
Bknd is a lightweight TypeScript backend platform that provides a visual backend for database management, authentication, media, and workflows. It is positioned as a Firebase and Supabase alternative that can run inside many JavaScript environments, including Next.js, React Router, Astro, Cloudflare, Bun, Node.js, and AWS Lambda.
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Frequently asked questions
Is Langflow or Bknd more popular?
Langflow has 154,943 GitHub stars and Bknd has 3,762. Langflow has the larger community by that measure.
Are Langflow and Bknd free?
Both are open source. Langflow is licensed under MIT and Bknd under Apache-2.0. Neither carries a licence fee.
What is the difference between Langflow and Bknd?
Langflow is written in Python and Bknd 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 Bknd?
Choose Langflow if you want the larger community (154,943 stars) or its MIT licence terms. Choose Bknd if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.