ToolVitals

Observability

Alternatives to Arthur

Compare healthier or more active tools in the same use case using ToolVitals public evidence.

View Arthur profile View Observability leaderboard

Why compare

Signals behind this alternatives page

  • Maintenance and shipping signals are strong.
  • Health score: 91/100.
  • Shipping score: 98/100.

Switching guide

Best alternatives by need

Best overallGrafana

Highest organic ToolVitals fit for this use case.

Healthier optionsGrafana, Langfuse, SigNoz, Opik

Stronger current public-health signal than Arthur.

Verified open/source-visibleGrafana, Langfuse, SigNoz, Opik

Useful when portability and inspectability matter.

Trust note: Sponsors and affiliate links are separate from rankings. ToolVitals does not let monetization change scores, risk labels, organic ordering, or evidence display.

Ranked alternatives

Best-fit observability options

12 tools
02

Langfuse

🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more. 🍊YC W23

Active
Health100
Shipping100
Score100
Confidence100
Stars32k
ModeSource-visible project
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03

SigNoz

SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in one tool with features like APM, distributed tracing, log management, infra monitoring, etc. Combined with SigNoz MCP and a native AI teammate (in SigNoz Cloud) it helps you build more resilient apps.

Active
Health100
Shipping100
Score100
Confidence100
Stars31.7k
ModeSource-visible project
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04

Opik

Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.

Active
Health100
Shipping100
Score100
Confidence100
Stars20.9k
ModeSource-visible project
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05

OpenObserve

Open source observability platform for logs, metrics, traces, frontend monitoring, pipelines and LLM observability. A sophisticated, simple and highly performant alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment.

Active
Health100
Shipping100
Score100
Confidence100
Stars20.4k
ModeSource-visible project
View profile Compare with Arthur
08

Sentry

Developer-first error tracking and performance monitoring

Active
Health93
Shipping95
Score95
Confidence100
Stars44.4k
ModeSource-visible project
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10

Pyroscope

Continuous Profiling Platform. Debug performance issues down to a single line of code

Active
Health93
Shipping95
Score95
Confidence100
Stars11.6k
ModeSource-visible project
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11

HyperDX

Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by ClickHouse and OpenTelemetry.

Active
Health93
Shipping100
Score97
Confidence100
Stars9.8k
ModeSource-visible project
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12

Open SRE

Build your own AI SRE agents. The open source toolkit for the AI era ✨

Active
Health98
Shipping100
Score99
Confidence100
Stars9.3k
ModeSource-visible project
View profile Compare with Arthur