Langfuse
Langfuse is an open-source, self-hosted app in the Developer Tools category, licensed MIT and written mainly in TypeScript. It is a self-hosted alternative to Sentry and ships a Docker image. It has 36,499 GitHub stars and its last commit was on Oct 26, 2026 (data as of Oct 26, 2026).
GitHub stats
- GitHub stars
- 36,499
- Forks
- 4,080
- Open issues
- 335
- Commits, last 12 months
- 5,116
- Last commit
- Oct 26, 2026
- Latest release
- v4.70.0Oct 24, 2026
- Created
- May 18, 2023
- License
- MITOpen source
Data as of from the GitHub API. Report an error
Project health
ActiveActive: last commit Oct 26, 2026, 5,116 commits in 12 months.
- Regular releases10 or more releases in 12 months
- Security policyPublishes a security policy on GitHub
| Last commit | Oct 26, 2026 |
|---|---|
| Commits, last 12 months | 5,116 |
| Latest release | v4.70.0 (Oct 24, 2026) |
| Releases, last 12 months | 10 or more |
| Releases, all time | 726 |
| Open issues | 335 |
| Open pull requests | 817 |
| Good first issues | 1 |
| Contributing guide | Yes |
| Security policy | Yes |
| Created | May 18, 2023 |
Health as of , from the GitHub API. A label describes activity, not quality or security. How we label project health · Report a data error
About Langfuse
LLM engineering platform for model tracing, prompt management, and application evaluation. Langfuse helps teams collaboratively debug, analyze, and iterate on their LLM applications such as chatbots….
Description adapted from awesome-selfhosted (CC BY-SA 3.0). Source code: github.com/langfuse/langfuse.
Topics
- analytics
- llm
- llmops
- large-language-models
- openai
- self-hosted
- ycombinator
- monitoring
- observability
- open-source
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Is Langfuse free and open source?
Yes. Langfuse is open-source software released under the MIT license, so you can self-host it at no cost. You only pay for the server it runs on, and some projects also offer an optional paid cloud plan.
Can I run Langfuse with Docker?
Yes. Langfuse provides a Docker image, so you can run it on any Linux server with Docker and Docker Compose installed. The project README lists the image name and the environment variables to set.
What are the best alternatives to Langfuse?
Popular self-hosted alternatives to Langfuse include OpenHands, code-server and Sentry Self-Hosted. Langfuse itself is a self-hosted alternative to Sentry.
Is Langfuse actively maintained?
The most recent commit to Langfuse was on Oct 26, 2026 with 5,116 commits in the past twelve months. The latest release is v4.70.0, published Oct 24, 2026. It had 335 open issues on GitHub. appsgit's project-health label for it is "Active" as of Oct 26, 2026.