awesome-observability

Powerful open source messaging and integration patterns server.

Efficient reliable UDP unicast, UDP multicast, and IPC message transport.

Publish-subscribe messaging rethought as a distributed commit log.

Faster, more reliable, easier to maintain messaging broker built from the foundations of the original ActiveMQ.

Pub/sub library for Node.

Simple, fast work queue.

Open-source LLMOps platform for prompt playground, prompt management, LLM evaluation, and observability.

TUI observability for AI coding agents. Tracks cost, tokens, tool failures, anomalies, health, and CI gates across Claude Code, Codex, Gemini CLI, Aider, and Cursor exports.

Open-source AI observability platform for tracing, evaluation, datasets, experiments, prompt management and playground. Built on OpenTelemetry with Python and TypeScript support.

Open-source Node.js cost observability with one import. Auto-detects and tracks per-request costs for 50+ services (LLMs, SaaS, databases) via HTTP interception. Sub-millisecond overhead, local-first with optional cloud dashboard.

Local-first CLI that reads Claude Code JSONL session files and surfaces cost leaks via pattern detectors (retry storms, tool overuse, repeated reads, thrash, etc.). npx-installable, MIT, zero telemetry; findings export to a shareable report URL.

Runtime monitoring for AI agents — heartbeat watchdog, loop detection, cost tracking, auto-restart.

Tool used to consolidate and de-duplicate alerts from multiple sources for quick "at-a-glance" visualisation.

Prototype for a Prometheus Anomaly Detector (PAD) which can be deployed on OpenShift. The PAD is a framework to deploy a metric prediction model to detect anomalies in prometheus metrics.

Python package for unsupervised / rule-based time series anomaly detection.

Real-time anomalies(outliers) detection system for periodic metrics.

Time Series Alerting Framework.

Get alerted when services go down or metrics go crazy.

Complete real-time data logging service that has been developed by Alibaba Group.

Full observability into your applications, infrastructure, and network.

Observability of your AWS resources and applications on AWS and on-premises.

Modern OpenTelemetry Native Observability, built on CNCF Open Standards such as PromQL, Perses and OLTP with full cost control. Supports monitoring metrics, logs and traces. With dashboarding and alerting capabilities.

Application Monitoring Built for Containers and Serverless.

Real-time monitoring for all your environments in one platform.

Scalability and high availability with linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure.

The Hadoop database, a distributed, scalable, big data store.

Java library providing powerful indexing and search features.

Solr is the popular, blazing-fast, open source enterprise search platform built on Apache Lucene.

Natively store data for graph, document and search needs.

Fast open-source OLAP database management system.

Free real-time status monitoring for 120+ developer APIs including AWS, Stripe, GitHub, OpenAI, and more. Track third-party API availability with alerts and status pages.

Open-source, self-hosted monitoring tool built with React.js, Node.js, and MongoDB, designed to track server uptime, response times, and incidents in real-time with beautiful visualizations.

User interface and administrative component of the InfluxDB platform.

Live trace visualization for large software landscapes.

Visualization of profiled software, allowing the most frequent code-paths to be identified quickly and accurately.

FlameScope is a visualization tool for exploring different time ranges as Flame Graphs.

API monitoring, analytics, and request logging for REST APIs, with lightweight open-source SDKs for Python, Node.js, Go, .NET, and Java.

Business and application performance monitoring.

Continuous monitoring built to scale with your applications for less downtime and lower resource usage.

Troubleshoot performance bottlenecks and errors within your microservices.

Simplified high-definition APM visibility leveraging Real User Monitoring, Synthetic Monitoring, and OpenTelemetry, that is scalable, easy to use and deploy, and unifies insights across end users, applications, networks, and the cloud-native ecosystem.

Easiest and fastest way to monitor your cloud environments on the market. Just provide your read-only credentials and start getting insights in minutes.

Static analysis linter for OpenTelemetry Collector configurations. Detects misconfigurations, hardcoded credentials, and missing critical components (memory limiters, batch processors) before deployment. Built on OPA/Rego with customizable policies and CI/CD integration.

Statsd-compatible stats aggregator written in C.

Open source real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser. It provides fast and valuable HTTP statistics for system administrators that require a visual server report on the fly.

Mimir is an open source, horizontally scalable, highly available, multi-tenant TSDB for long-term storage for Prometheus.

Unified Logs Explorer with search, filters, SQL query support, and OpenTelemetry-native ingestion.

Extensible Java library to enable complete request and response logging for different client- and server-side technologies.