Free Alternative to Datadog

A metrics monitoring and alerting system with powerful querying

Application monitoring and error tracking for web, mobile, and backend services

A cross-platform system monitoring tool with real-time metrics and web access

A YAML-driven dashboard for visualizing services and infrastructure status

An open-source observability platform for metrics, logs, and traces

A time-series database optimized for metrics, events, and analytics

A lightweight monitoring dashboard for real-time server resource metrics

eBPF-based Networking, Security, and Observability

A high-performance pipeline for collecting and shipping logs and metrics

Why is this running? Trace any process, port, container, or file back to what started it - CLI + TUI.

Open source observability platform for logs, metrics, traces, frontend monitoring, pipelines and LLM observability. A sophisticated, simple and highly performant alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment.

A container monitoring service providing real-time resource metrics

A high-performance time series database compatible with Prometheus metrics

A clean dashboard for managing and visualizing homelab services and metrics

An enterprise-grade monitoring platform for servers, apps, and networks

A notification service that alerts when Docker images receive updates

A self-hosted CPA / CLIProxyAPI management panel and AI gateway observability dashboard for requests, usage, cost, quota, failures, and account health.

Main repository for Datadog Agent

A modern dashboard for monitoring system health and resource usage

Perforator is a cluster-wide continuous profiling tool designed for large data centers

Laminar - open-source observability platform purpose-built for AI agents. YC S24.

A self-hosted dashboard for monitoring real-time system resource usage