Top Observability repositories on GitHub
Tracing, metrics, logs, and debugging tools for production systems.
Ranked by stars across 589 repositories tagged observability. Refreshed daily.
- 1netdata/netdata★ 79,331 · ⑂ 6,489
The fastest path to AI-powered full stack observability, even for lean teams.
- monitoring
- docker
- kubernetes
- cncf
- prometheus
- netdata
- 2langfuse/langfuse★ 29,447 · ⑂ 3,062
🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenTelemetry, LangChain, OpenAI SDK, LiteLLM, and more. 🍊YC W23
- analytics
- llm
- llmops
- large-language-models
- openai
- self-hosted
- 3SigNoz/signoz★ 27,402 · ⑂ 2,231
SigNoz is an open-source observability platform native to OpenTelemetry with logs, traces and metrics in a single application. An open-source alternative to DataDog, NewRelic, etc. 🔥 🖥. 👉 Open source Application Performance Monitoring (APM) & Observability tool
- observability
- application-monitoring
- opentelemetry
- distributed-tracing
- apm
- go
- 4mlflow/mlflow★ 26,645 · ⑂ 5,875
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.
- machine-learning
- ai
- ml
- mlflow
- apache-spark
- model-management
- 5apache/skywalking★ 24,830 · ⑂ 6,639
APM, Application Performance Monitoring System
- skywalking
- observability
- apm
- service-mesh
- dapper
- distributed-tracing
- 6cilium/cilium★ 24,558 · ⑂ 3,841
eBPF-based Networking, Security, and Observability
- containers
- bpf
- security
- kubernetes
- kubernetes-networking
- cni
- 7jaegertracing/jaeger★ 22,903 · ⑂ 2,962
CNCF Jaeger, a Distributed Tracing Platform
- distributed-tracing
- cncf
- tracing
- observability
- jaeger
- opentelemetry
- 8PrefectHQ/prefect★ 22,653 · ⑂ 2,346
Prefect is a workflow orchestration framework for building resilient data pipelines in Python.
- python
- workflow
- data-engineering
- data-science
- workflow-engine
- prefect
- 9vectordotdev/vector★ 22,062 · ⑂ 2,180
A high-performance observability data pipeline.
- logs
- metrics
- observability
- forwarder
- events
- stream-processing
- 10mikeroyal/Self-Hosting-Guide★ 21,549 · ⑂ 1,083
Self-Hosting Guide. Learn all about locally hosting (on premises & private web servers) and managing software applications by yourself or your organization. Including Cloud, LLMs, WireGuard, Automation, Home Assistant, and Networking.
- self-hosted
- selfhosted
- home-assistant
- wireguard
- decentralized
- self-hosting
- 11elastic/kibana★ 21,147 · ⑂ 8,595
Your window into all of your data
- kibana
- elasticsearch
- visualizations
- metrics
- observability
- dashboards
- 12NirDiamant/agents-towards-production★ 20,796 · ⑂ 2,763
End-to-end, code-first tutorials for building production-grade GenAI agents. From prototype to enterprise deployment.
- agent
- agent-framework
- agents
- ai-agents
- genai
- generative-ai
- 13openobserve/openobserve★ 19,387 · ⑂ 861
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.
- logs
- metrics
- traces
- analytics
- elasticsearch
- jaeger
- 14openzipkin/zipkin★ 17,430 · ⑂ 3,103
Zipkin is a distributed tracing system
- zipkin
- distributed-tracing
- tracing
- openzipkin
- observability
- 15VictoriaMetrics/VictoriaMetrics★ 17,188 · ⑂ 1,668
VictoriaMetrics: fast, cost-effective monitoring solution and time series database
- tsdb
- prometheus
- promql
- influxdb
- graphite
- opentsdb
- 16kubesphere/kubesphere★ 16,974 · ⑂ 2,744
The container platform tailored for Kubernetes multi-cloud, datacenter, and edge management ⎈ 🖥 ☁️
- devops
- cncf
- cloud-native
- servicemesh
- kubesphere
- kubernetes
- 17apache/doris★ 15,516 · ⑂ 3,834
Apache Doris is an easy-to-use, high performance and unified analytics database.
- olap
- database
- hudi
- iceberg
- real-time
- sql
- 18Effect-TS/effect★ 14,659 · ⑂ 596
Build production-ready applications in TypeScript
- effect
- javascript
- cli
- opentelemetry
- platform
- schema
- 19thanos-io/thanos★ 14,116 · ⑂ 2,317
Highly available Prometheus setup with long term storage capabilities. A CNCF Incubating project.
- prometheus
- google-cloud-storage
- high-availability
- prometheus-ha-pairs
- thanos
- s3
- 20ccfos/nightingale★ 13,099 · ⑂ 1,725
Nightingale is to monitoring and alerting what Grafana is to visualization.
- monitoring
- time-series
- nightingale
- tsdb
- open-falcon
- alerting
- 21kubeshark/kubeshark★ 11,961 · ⑂ 539
eBPF-powered network observability for Kubernetes. Indexes L4/L7 traffic with full K8s context, decrypts TLS without keys. Queryable by AI agents via MCP and humans via dashboard.
- kubernetes
- golang
- rest
- grpc
- devops
- sniffer
- 22grafana/pyroscope★ 11,501 · ⑂ 770
Continuous Profiling Platform. Debug performance issues down to a single line of code
- continuous-profiling
- profiling
- performance
- golang
- ruby
- python
- 23upgundecha/howtheysre★ 9,739 · ⑂ 884
A curated collection of publicly available resources on how technology and tech-savvy organizations around the world practice Site Reliability Engineering (SRE)
- site-reliability-engineering
- sre
- chaos-engineering
- dev-ops
- devops
- monitoring
- 24VoltAgent/voltagent★ 9,712 · ⑂ 1,006
AI Agent Engineering Platform built on an Open Source TypeScript AI Agent Framework
- agents
- ai
- chatbots
- llm
- mcp
- nodejs
- 25hyperdxio/hyperdx★ 9,612 · ⑂ 413
Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by ClickHouse and OpenTelemetry.
- analytics
- application-monitoring
- log-management
- logs
- metrics
- monitoring
Find engineers shipping Observability
The list above ranks the most-starred public repositories tagged with the Observability topic, drawn from the public GitHub graph. Across 589 repositories tagged this way, the maintainers and top contributors are a tight cluster of the people actually building Observability.
Looking for engineers who’ve worked on Observability for real, not just listed it on LinkedIn? The fastest path is the contributor list of these repos. Their commits, issues, and READMEs are public proof of depth.
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