Best Open Source metrics Libraries
A curated list of the most popular GitHub repositories tagged with metrics. Select any project to visualize its architecture and dive into the codebase using RepoMind's AI engine.
#1grafana/grafana
The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.
#2prometheus/prometheus
The Prometheus monitoring system and time series database.
#3roboflow/supervision
We write your reusable computer vision tools. 💜
#4influxdata/influxdb
Scalable datastore for metrics, events, and real-time analytics
#5SigNoz/signoz
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
#6taosdata/TDengine
High-performance, scalable time-series database designed for Industrial IoT (IIoT) scenarios
#7apache/skywalking
APM, Application Performance Monitoring System
#8elastic/kibana
Your window into all of your data
#9dianping/cat
CAT 作为服务端项目基础组件，提供了 Java, C/C++, Node.js, Python, Go 等多语言客户端，已经在美团点评的基础架构中间件框架（MVC框架，RPC框架，数据库框架，缓存框架等，消息队列，配置系统等）深度集成，为美团点评各业务线提供系统丰富的性能指标、健康状况、实时告警等。
#10openobserve/openobserve
OpenObserve is an open-source observability platform for logs, metrics, traces, and frontend monitoring. A cost-effective alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment.
#11statsd/statsd
Daemon for easy but powerful stats aggregation
#12influxdata/telegraf
Agent for collecting, processing, aggregating, and writing metrics, logs, and other arbitrary data.
#13gofr-dev/gofr
An opinionated GoLang framework for accelerated microservice development. Built in support for databases and observability.
#14lowlighter/metrics
📊 An infographics generator with 30+ plugins and 300+ options to display stats about your GitHub account and render them as SVG, Markdown, PDF or JSON!
#15ccfos/nightingale
Nightingale is to monitoring and alerting what Grafana is to visualization.
#16aws-amplify/amplify-js
A declarative JavaScript library for application development using cloud services.
#17hyperdxio/hyperdx
Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by ClickHouse and OpenTelemetry.
#18highlight/highlight
highlight.io: The open source, full-stack monitoring platform. Error monitoring, session replay, logging, distributed tracing, and more.
#19GreptimeTeam/greptimedb
The open-source Observability 2.0 database. One engine for metrics, logs, and traces — replacing Prometheus, Loki & ES.
#20grafana/mimir
Grafana Mimir provides horizontally scalable, highly available, multi-tenant, long-term storage for Prometheus.
#21sitespeedio/sitespeed.io
sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.
#22m3db/m3
M3 monorepo - Distributed TSDB, Aggregator and Query Engine, Prometheus Sidecar, Graphite Compatible, Metrics Platform
#23micrometer-metrics/micrometer
An application observability facade for the most popular observability tools. Think SLF4J, but for observability.
#24tombelieber/claude-view
10 Claude sessions running. What are they doing? Live dashboard — monitor, cost tracking, search, sub-agent visibility.