head to head · open source
Langfuse vs taipy
Langfuse has 34,729 GitHub stars, 3,785 forks, 926 open issues and last shipped yesterday. taipy has 19,436 stars, 1,993 forks, 225 open issues and last shipped 1 months ago. Langfuse leads on adoption by 79% (34,729 vs 19,436 stars). Langfuse is written in TypeScript under a custom or non-standard licence; taipy is written in Python under Apache-2.0. Langfuse has attracted 11% as many forks as stars, taipy 10%. Langfuse 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
| Langfuse | taipy | |
|---|---|---|
| GitHub stars | ★ 35K | ★ 19K |
| License | Custom / other | Apache-2.0 |
| Written in | TypeScript | Python |
| Last push | 2026-09-17 | 2026-08-10 |
| Forks | ⑂ 3.8K | ⑂ 2.0K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Langfuse if
- You weight community size — 35K stars and counting
- You want the Custom / other license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick taipy if
- You want the taipy feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and taipy fits your workflow better
About Langfuse
Langfuse is an open source LLM engineering platform for building, monitoring, and improving AI powered applications. It lives in the LLMops ecosystem and provides tooling for the full development lifecycle—from prompt iteration and evaluation to observability and dataset management. Built with TypeScript and powered by ClickHouse, it enables teams to track LLM calls, user sessions, and internal logic like retrieval or agent actions in a unified interface.
read the full Langfuse overview →
About taipy
Taipy is an open source Python library and ecosystem for building data and AI driven web applications. It is designed for data scientists and machine learning engineers who want to turn data and AI algorithms into production ready web applications, and it lives in the Python ecosystem under the Apache 2.0 license. The project is maintained by Avaiga Private Limited and has been developed over roughly five years, with the repository showing 19,435 stars, 1,993 forks, and 225 open issues at the time of writing.
read the full taipy overview →
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Frequently asked questions
Is Langfuse or taipy more popular?
Langfuse has 34,729 GitHub stars and taipy has 19,436. Langfuse has the larger community by that measure.
Are Langfuse and taipy free?
Both are open source. Langfuse has no licence declared in this registry, and taipy is licensed under Apache-2.0. Both are free to self-host.
What is the difference between Langfuse and taipy?
Langfuse is written in TypeScript and taipy in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Langfuse or taipy?
Choose Langfuse if you want the larger community (34,729 stars) or its Custom / other licence terms. Choose taipy if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.