Metrics GitHub Repositories (2026) · Open Source Tools

:alarm_clock: Cron daemon written in golang (for eg. usage in docker images)

.NET client for Prometheus

:rocket: Go Distributed Tracing & Metrics Sensor for Instana

10 Claude sessions running. What are they doing? Live dashboard — monitor, cost tracking, search, sub-agent visibility.

Metric exporter for RIPE Atlas measurement results

Centreon is a network, system and application monitoring tool. Centreon is the only AIOps Platform Providing Holistic Visibility to Complex IT Workflows from Cloud to Edge.

Bindplane’s distribution of the OpenTelemetry collector providing a simple and unified solution to collect, refine, and ship telemetry data anywhere

An OpenTelemetry Protocol (OTLP) backend for Swift Log, Swift Metrics, and Swift Distributed Tracing.

The Most Advanced Time Series Platform

mackerel-agent is an agent program to post your hosts' metrics to mackerel.io.

OpenTelemetry Ruby API & SDK, and related gems

Headless Chromium-based web performance metrics collector and monitoring tool

Prometheus instrumentation library for JVM applications

An application observability facade for the most popular observability tools. Think SLF4J, but for observability.

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.

:chart_with_upwards_trend: Capturing JVM- and application-level metrics. So you know what's going on.