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Clemens Rawert
June 4, 2025
Open Sourcing all Product Features
Clemens RawertWe have Open Sourced all Remaining Product Features under the MIT License
If you self-host Langfuse, upgrade your instance to >3.65 to take advantage of the new features.
If you use Langfuse Cloud, this change does not affect you.
Changes
| Feature | < v3.65.0 | >= v3.65.0 |
|---|---|---|
| Core Platform | OSS (MIT) | OSS (MIT) ✅ |
| LLM-as-a-Judge Evaluations | Commercial | OSS (MIT) ✅ |
| Playground | Commercial | OSS (MIT) ✅ |
| Prompt Experiments | Commercial | OSS (MIT) ✅ |
| Annotation/Data Labeling | Commercial | OSS (MIT) ✅ |
| S3 Exports | Commercial | OSS (MIT) ✅ |
| PostHog Integration | Commercial | OSS (MIT) ✅ |
Find more information on our blog. Please leave us any feedback via GitHub Discussions.