Best Langfuse Alternatives
53 dev tools you can use instead of Langfuse. Ranked by popularity, tag overlap, and live GitHub signals.
observabilitytracingevaluationprompt-managementanalyticsopen-source
L
Langfuse
ReferenceOpen-source LLM engineering platform — traces, evals, prompt management — 23K+ stars
24.1Ktoday141
Top Alternatives to Langfuse
C
CUA-Suite
Large-scale human-annotated video dataset for training computer-use agents
OSSFree
Research Team
3 shared tags
L
LangSmith
Observability, tracing, and evaluation platform for LLM applications
Commercialfreemium
LangChain
829today76
3 shared tags
M
MCP-in-SoS
Security risk assessment framework for evaluating open-source MCP server implementations
OSSFree
Research
3 shared tags
S
SpecOps
Automated testing framework for GUI-based AI agents in real-world environments
OSSFree
Research
3 shared tags
p
promptfoo
Test and evaluate LLM prompts and agents — 11K+ stars
OSSFree
promptfoo
19.0Ktoday262
2 shared tags
H
Helicone
Open-source LLM observability proxy with one-line integration
OSSfreemium
Helicone
5.4K2d ago97
2 shared tags