There are 2 repositories under server-monitoring topic.
Monitorix is a free, open source, lightweight system monitoring tool.
Server Monitoring Command for Laravel Applications
A responsive, eye-pleasing Linux server statistics dashboard.
A PHP application to monitor the health of your servers
Spark is a web-based, cross-platform and full-featured Remote Administration Tool (RAT) that allows you control all your devices anywhere. Spark是一个基于网页UI、跨平台以及多功能的远程控制和监控工具，你可以随时随地监控和控制所有设备。
Manage multiple servers with different operating systems, configurations, requirements etc. for many separate customers in an outsourcing model.
A Laravel Nova tool for Spatie's Server Monitor library.
SSH System Monitoring -- Server monitoring over ssh for lazy people.
HetrixTools Server Monitoring Agent (Linux)
Dashboard for WordOps backend
🤠How to Set up Rancher Server Monitoring with TIG Stack?
sspender helps you suspend your server (and spindown disks) when idle.
Self-hosted website monitoring
Nagmap Reborn - Standalone integration with some server monitoring systems providing a user-friendly interface through geographic visualization.
Tools to extract raw system counters from atop, aggregate them to generate high level performance metrics, whose are then injected into a Graphite database and visualize through Grafana dashboards.
Lightweight server monitoring and alert tool for Linux
Collect and Plot Linux System Usage Statistics using RRDtool.
monitor resources (cpu,memory,disks,swap) - domain uptime - ssl expire dates - send alerts to slack
Monitor your servers or linux based computers remotely by posting securely to your own dashboard.
[Pre-Alpha] HetrixTools Server Monitoring Agent (Windows)
Monitor the servers and reports the users accessing it.
An open source server health monitoring application
Collects healthcheck statuses from UptimeRobot and Infracheck as sources, then pushes to InfluxDB
👾 Server status monitoring written with Rust language
This repository contains 4 SNMP based monitoring tools
Check Linux server status
Status Page for monitoring your websites and applications with graphs and analytics.
Heartbeat is a Server Farmer subproject, aiming at extensible server monitoring, with or without Server Farmer installed.
Simple HTTP-based server status check tool with email/SMS alerts
HetrixTools Server Monitoring Agent (PHP - Linux)
A simple real time NodeJS based visual multi-server syslog analyser
Server Monitoring with DB caching
Web Monitoring PostgreSQL- Tracking execution statistics of all SQL statements executed by a server.