Application Performance Management (APM)

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APM strives to detect and diagnose complex application performance problems to maintain an expected level of service. APM is “the translation of IT metrics into business meaning ([i.e.] value).”

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getsentry /sentry

Star43.1k

Developer-first error tracking and performance monitoring

python devops django monitor monitoring crash-reporting error-monitoring sentry crash-reports csp-report apm hacktoberfest error-logging tag-production fair-source

UpdatedFeb 7, 2026
Python

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

react go open-source typescript monitoring log reactjs metrics nextjs logs prometheus self-hosted apm tracing observability distributed-tracing application-monitoring jaeger good-first-issue opentelemetry

UpdatedFeb 7, 2026
TypeScript

apache /skywalking

Star24.7k

APM, Application Performance Monitoring System

web-performance metrics logging prometheus zabbix telegraf apm dapper ebpf service-mesh observability distributed-tracing skywalking open-telemetry

UpdatedFeb 6, 2026
Java

dianping /cat

Star19k

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。

java monitoring metrics realtime distributed apm tracing

UpdatedJan 4, 2025
Java

openobserve /openobserve

Star17.9k

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.

elasticsearch kibana monitoring analytics splunk metrics grafana logs prometheus datadog apm rust-lang log-management observability traces log-analytics jaeger log-search opentelemetry openobserve

UpdatedFeb 7, 2026
TypeScript

pinpoint-apm /pinpoint

Star13.8k

APM, (Application Performance Management) tool for large-scale distributed systems.

agent performance monitoring apm tracing distributed-tracing

UpdatedFeb 6, 2026
Java

hyperdxio /hyperdx

Star9.3k

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

react kubernetes typescript monitoring dashboard analytics metrics clickhouse alerting logs self-hosted apm log-management observability application-monitoring traces session-replay opentelemetry frontend-monitoring

UpdatedFeb 7, 2026
TypeScript

highlight /highlight

Star9.1k

highlight.io: The open source, full-stack monitoring platform. Error monitoring, session replay, logging, distributed tracing, and more.

golang open-source typescript monitoring metrics self-hosted full-stack apm tracing observability session-replay

UpdatedJan 8, 2026
TypeScript

alibaba /transmittable-thread-local

Star8.3k

📌 a missing Java std lib(simple & 0-dependency) for framework/middleware, provide an enhanced InheritableThreadLocal that transmits values between threads even using thread pooling components.

java middleware framework async executor threadsafe asynchronous context apm tracing thread-pool dapper threadlocal transmittable distributed-tracing transmittable-thread-local forkjoinpool async-context asynchronous-context

UpdatedDec 2, 2025
Java

coroot /coroot

Star7.4k

Coroot is an open-source observability and APM tool with AI-powered Root Cause Analysis. It combines metrics, logs, traces, continuous profiling, and SLO-based alerting with predefined dashboards and inspections.

ai monitoring dashboard microservice metrics alerting prometheus apm tracing slo sre ebpf observability distributed-tracing service-map database-monitoring

UpdatedFeb 5, 2026
Go

markzhai /AndroidPerformanceMonitor

Star6.7k

A transparent ui-block detection library for Android. (known as BlockCanary)

android performance monitor apm blockcanary anr detection-library

UpdatedJul 15, 2023
Java

uptrace /uptrace

Star4.1k

Open source APM: OpenTelemetry traces, metrics, and logs

golang monitoring vue metrics clickhouse logs self-hosted apm tracing performance-monitoring observability distributed-tracing application-monitoring opentelemetry

UpdatedJan 21, 2026
Go

deepops-ai /deepops

Star4k

Observe any stack, any service and any data, using any UI components you prefer, never missing any X factors and resolve them before they become real problems.

prometheus apm tracing xo observability jaeger opentelemetry