RRDTool
Description: RRDTool is open source software for logging and graphing time-series data. It is useful for monitoring server and network statistics over time.
Type: software
Pricing: Open Source
Stackdriver
Description: Stackdriver is a monitoring, logging, and diagnostics platform by Google Cloud. It provides performance monitoring, uptime checking, dashboards, alerting, log management, and troubleshooting for cloud services and applications.
Type: software