There are 2 repositories under rrdtool topic.
A HTTP server that helps Grafana read RRD files via Grafana Simple JSON Datasource plugin
Collect and Plot Linux System Usage Statistics using RRDtool.
The RRDTool JSON Data Source for Grafana written in PHP
Monitor an Arris cable modem bandwidth usage from its status page.
🌡️ Munin plugin and other stuff for rtl_433
A standalone monitoring system for local host
[CENTREON REQUIRED] massive computing averages based from the data Centreon graphs (RRD files)
ZeroIoT - monitoring system for IoT projects with low hardware resources and low power consumption.
Nagios plugin that analyzes RRD files for real-time anomaly detection.
Tutorial on monitoring CPU temperature of Raspberry Pi via web interface; data logging and plotting using RRDtool.
Basic server monitoring with PHP & RRDTools