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#observability

Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.

194 records
Tagged “observability”Ranked by health index
PyPI · npm
91Excellenthealth index
PrefectHQ/prefect
Prefect is a workflow orchestration framework for building resilient data pipelines in Python.
Python · TypeScript★ 23.4K↓ 392.6K/moJul 21, 2026
Apache-2.0Jul 21, 2026 · metrics 1.13.0
Go
90Excellenthealth index
thanos-io/thanos
Highly available Prometheus setup with long term storage capabilities. A CNCF Incubating project.
Go★ 14.2KJul 20, 2026
Apache-2.0Jul 20, 2026 · metrics 1.13.0
PyPI · npm
89Excellenthealth index
Arize-ai/phoenix
AI Observability & Evaluation
Python · TypeScript · Jupyter Notebook★ 10.6KJul 17, 2026
Custom licenseJul 17, 2026 · metrics 1.13.0
Go · PyPI
89Excellenthealth index
cilium/cilium
eBPF-based Networking, Security, and Observability
Go · C★ 24.8KJul 21, 2026
Apache-2.0Jul 21, 2026 · metrics 1.13.0
Go · npm · PyPI
88Excellenthealth index
SigNoz/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.
TypeScript · Go★ 30.4KJul 18, 2026
Custom licenseJul 18, 2026 · metrics 1.13.0
npm · PyPI
88Excellenthealth index
langchain-ai/langsmith-sdk
LangSmith Client SDK Implementations
Python · TypeScript★ 971↓ 22.6M/moJul 17, 2026
MITJul 17, 2026 · metrics 1.13.0
Go
87Excellenthealth index
nginx/agent
NGINX Agent provides an administrative entry point to remotely manage, configure and collect metrics and events from NGINX instances
Go★ 358Jul 18, 2026
Apache-2.0Jul 18, 2026 · metrics 1.13.0
PyPI · npm
86Excellenthealth index
pydantic/logfire
AI observability platform for production LLM and agent systems.
Python★ 4,380↓ 23.5M/moJul 18, 2026
MITJul 18, 2026 · metrics 1.13.0
PyPI
85Excellenthealth index
DataDog/dd-trace-py
Datadog Python APM Client
Python★ 646Jul 18, 2026
Custom licenseJul 18, 2026 · metrics 1.13.0
Go · PyPI
85Excellenthealth index
Dynatrace/dynatrace-operator
Automate Kubernetes observability with Dynatrace
Go★ 217Jul 19, 2026
Apache-2.0Jul 19, 2026 · metrics 1.13.0
Go
85Excellenthealth index
aws-observability/aws-otel-collector
AWS Distro for OpenTelemetry Collector (see ADOT Roadmap at https://github.com/orgs/aws-observability/projects/4)
Go · Shell★ 749Jul 17, 2026
Custom licenseJul 17, 2026 · metrics 1.13.0
—
85Excellenthealth index
netdata/netdata
The fastest path to AI-powered full stack observability, even for lean teams.
Go · C · Rust★ 79.7KJul 19, 2026
GPL-3.0Jul 19, 2026 · metrics 1.13.0
Go
83Goodhealth index
grafana/beyla
eBPF-based autoinstrumentation of web applications and network metrics
Go · Python · Shell★ 2,028Jul 15, 2026
Apache-2.0Jul 15, 2026 · metrics 1.13.0
Go · npm · PyPI
83Goodhealth index
keyval-dev/odigos
Distributed tracing without code changes. 🚀 Instantly monitor any application using OpenTelemetry and eBPF
Go★ 3,668Jul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
PyPI · npm
83Goodhealth index
mlflow/mlflow
The open source AI engineering platform for agents, LLMs, and ML models. MLflow enables teams of all sizes to debug, evaluate, monitor, and optimize production-quality AI applications while controlling costs and managing access to models and data.
Python · TypeScript★ 27.1K↓ 40.1M/moJul 18, 2026
Apache-2.0Jul 18, 2026 · metrics 1.13.0
Go · npm
83Goodhealth index
perses/perses
The CNCF sandbox for observability visualisation. Already supports Prometheus, Tempo, Loki and Pyroscope - more data sources to come!
Go · TypeScript★ 2,303Jul 20, 2026
Apache-2.0Jul 20, 2026 · metrics 1.13.0
crates.io · npm
83Goodhealth index
vectordotdev/vector
A high-performance observability data pipeline.
Rust · CUE★ 22.2K↓ 95/moJul 19, 2026
MPL-2.0Jul 19, 2026 · metrics 1.13.0
Go
83Goodhealth index
victoriaMetrics/victoriaMetrics
VictoriaMetrics: fast, cost-effective monitoring solution and time series database
Go★ 17.3KJul 18, 2026
Apache-2.0Jul 18, 2026 · metrics 1.13.0
crates.io · npm
82Goodhealth index
GreptimeTeam/greptimedb
The open-source Observability 2.0 database. One engine for metrics, logs, and traces — replacing Prometheus, Loki & ES.
Rust★ 6,488↓ 33/moJul 21, 2026
Apache-2.0Jul 21, 2026 · metrics 1.13.0
Go
82Goodhealth index
cilium/cilium-cli
CLI to install, manage & troubleshoot Kubernetes clusters running Cilium
Makefile · Dockerfile★ 582Jul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
Go · npm
82Goodhealth index
microsoft/retina
eBPF distributed networking observability tool for Kubernetes
Go★ 3,160Jul 17, 2026
MITJul 17, 2026 · metrics 1.13.0
Maven
81Goodhealth index
apache/skywalking
APM, Application Performance Monitoring System
Java★ 24.9KJul 20, 2026
Apache-2.0Jul 20, 2026 · metrics 1.13.0
npm
81Goodhealth index
langfuse/langfuse
🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenTelemetry, LangChain, OpenAI SDK, LiteLLM, and more. 🍊YC W23
TypeScript★ 31.3KJul 17, 2026
Custom licenseJul 17, 2026 · metrics 1.13.0
npm
81Goodhealth index
microsoft/ApplicationInsights-JS
Microsoft Application Insights SDK for JavaScript
TypeScript · JavaScript★ 685↓ 6.3M/moJul 21, 2026
MITJul 21, 2026 · metrics 1.13.0
crates.io · npm
81Goodhealth index
openobserve/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.
TypeScript · Rust · Vue★ 20.3K↓ 115/moJul 21, 2026
AGPL-3.0Jul 21, 2026 · metrics 1.13.0
PyPI · npm
81Goodhealth index
traceloop/openllmetry
Open-source observability for your GenAI or LLM application, based on OpenTelemetry
Python★ 7,313↓ 14.7M/moJul 21, 2026
Apache-2.0Jul 21, 2026 · metrics 1.13.0
Go
81Goodhealth index
trpc-group/trpc-agent-go
A Go framework for building production agent systems with graph workflows, tools, memory, A2A, AG-UI, MCP, evaluation, and observability.
Go★ 1,561Jul 19, 2026
Apache-2.0Jul 19, 2026 · metrics 1.13.0
npm
80Goodhealth index
Effect-TS/effect
Build production-ready applications in TypeScript
TypeScript★ 14.9K↓ 0/moJul 13, 2026
MITJul 13, 2026 · metrics 1.13.0