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.
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The Prometheus monitoring system and time series database.
- monitoring
- metrics
- alerting
- graphing
Developer-first error tracking and performance monitoring
- crash-reporting
- crash-reports
- error-monitoring
- monitoring
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.
- observability
- application-monitoring
- opentelemetry
- distributed-tracing
Automated auditing, performance metrics, and best practices for the web.
- audit
- best-practices
- performance-metrics
- pwa
APM, Application Performance Monitoring System
- skywalking
- observability
- apm
- service-mesh
SQL powered operating system instrumentation, monitoring, and analytics.
A high-performance observability data pipeline.
- logs
- metrics
- observability
- forwarder
Open source observability platform for logs, metrics, traces, RUM (web, android, ios), Session replay, pipelines, SLO and LLM observability. A sophisticated, simple and highly performant alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment.
GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser.
- goaccess
- c
- real-time
- data-analysis
Analyzes resource usage and performance characteristics of running containers.
TranslatedCAT, as a basic component for server-side projects, provides multi-language clients for Java, C/C++, Node.js, Python, Go, etc. It has been deeply integrated into Meituan Dianping's infrastructure middleware frameworks (MVC framework, RPC framework, database framework, cache framework, etc., message queue, configuration system, etc.), providing Meituan Dianping's business lines with a rich set of system performance metrics, health status, real-time alerts, and more.
- apm
- java
- distributed
- realtime
Daemon for easy but powerful stats aggregation
- statsd
- graphite
- javascript
- metrics
Agent for collecting, processing, aggregating, and writing metrics, logs, and other arbitrary data.
- telegraf
- monitoring
- time-series
- metrics
Top-like interface for container metrics
Exporter for machine metrics
- prometheus-exporter
- prometheus
- node-metrics
- machine-metrics
Open-source, self-hosted alerting for metrics, logs, and databases. Includes a built-in AI agent and MCP server.
- monitoring
- time-series
- nightingale
- tsdb
:tropical_fish: Beats - Lightweight shippers for Elasticsearch & Logstash
- metricbeat
- filebeat
- packetbeat
- heartbeat
Resilience4j is a fault tolerance library designed for Java8 and functional programming
- resilience
- circuitbreaker
- rate-limiter
- retry
Essential metrics for a healthy site.
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.
- dashboard
- database-monitoring
- metrics
- monitoring
Easy & Flexible Alerting With ElasticSearch
:chart_with_upwards_trend: Capturing JVM- and application-level metrics. So you know what's going on.
- metrics
- java
- metrics-library
- dropwizard-metrics
An AI-powered next-generation open source real-time observability system.