Signal Scout
Technologies / Tracing and Runtime Observability

Langfuse

1,239 of the 290,197 public repositories in the corpus declare a dependency on Langfuse. That is 20.4% of the Tracing and Runtime Observability category, where it ranks 2 of 13.

1,239
public repos
20.4%
of Tracing and Runtime Observability
#2
of 13 in category

Repos created per quarter

4082024-Q3: 16 repos2024-Q4: 19 repos2025-Q1: 36 repos2025-Q2: 50 repos2025-Q3: 77 repos2025-Q4: 105 repos2026-Q1: 217 repos2026-Q2: 408 repos2026-Q3: 272 repos2024-Q32025-Q12025-Q32026-Q12026-Q3

Repos are counted by creation quarter, so recent quarters keep growing as the corpus is re-observed. This is adoption among repos we have scanned, not the whole of GitHub.

Others in Tracing and Runtime Observability

LangSmith4,422
Langfuse1,239
Arize Phoenix123
Opik (Comet)50
Traceloop48
AgentOps45
Literal AI39
Weights & Biases Weave31

Most-starred repos using Langfuse

infiniflow/ragflow90,719agent
lobehub/lobehub82,483ai_enabled
BerriAI/litellm58,756framework
HKUDS/nanobot48,164ai_enabled
HKUDS/LightRAG39,664agent_adjacent
volcengine/OpenViking37,415ai_enabled
DayuanJiang/next-ai-draw-io35,512agent_adjacent
promptfoo/promptfoo25,115framework
camel-ai/camel17,692framework
vibrantlabsai/ragas15,464agent_adjacent

Detected from declared dependencies in package.json, pyproject.toml and requirements.txt. A project using Langfuse without declaring it is not counted, so this is a floor. How this is measured ยท Browse all repos