Top METRICS GitHub Repositories & Tools (2026)

The Prometheus monitoring system and time series database.

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.

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.

Facial authentication for Linux

A self-hosted dashboard for CrowdSec: investigate alerts, manage decisions, monitor runtime metrics, and send notifications from one responsive UI.

OpenTelemetry Collector

The open-source observability database. One columnar engine for metrics, logs, and traces, on object storage.

An opinionated GoLang framework for accelerated microservice development. Built in support for databases and observability.

Exporter for machine metrics

Prometheus Exporter for Valkey & Redis Metrics. Supports Valkey 9.x, 8.x, 7.x and various Redis versions

JavaMelody : monitoring of JavaEE applications

Application Layer DoS attack simulator

The OpenTelemetry PHP Library

CSS selectors complexity and performance analyzer

OpenTelemetry Ruby API & SDK, and related gems

Bringing Azure Monitor metrics where you need them.

🟥 AppSignal for Ruby gem

The place where your favourite framework will be resting

Multi-chain crypto wallet risk scanner for AML/KYT screening. Scores addresses 0–100 using sanctions, risky contracts and fund tracing. Integrates 6 intelligence providers with failover, detects scams, hacks, mixers and phishing, supports 15+ chains, batch screening and TXT/JSON/CSV/HTML/PDF reports. Python, cross-platform.

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.