A suite of Monitoring Plugins (formerly known as nagios-plugins)
Lightweight, powerful flow control component
The core of our monitoring platform
Tencent Server Web
A remote monitoring & management tool, built with Django, Vue and Go
OneUptime is the complete open-source observability platform
Open source monitoring system and time series database
Performance Co-Pilot
Web interface for managing Haproxy, Nginx, Apache and Keepalived
Visibility into servers, applications, and infrastructure
Monitors a distributed infrastructure and sends alerts
Mist is an open source, multicloud management platform
A fancy self-hosted monitoring tool
Application Observability using eBPF
Plan-first AI workflow plugin for Claude Code, OpenAI Codex
Cost monitoring for Kubernetes workloads and cloud costs
Status page with uptime monitoring & API monitoring as code
Connect, secure, control, and observe services
Monitorix is a free, open source, lightweight system monitoring tool
Gateway service providing dynamic routing, monitoring and more
A simple server monitor tool
Take back control of your email with this mail server in a box
Application Performance Monitoring System
An open, distributed platform as a service
Monitor and troubleshoot transactions in complex distributed systems