Mist.io
A secure cloud management platform for automation, orchestration, cost and usage monitoring of public and private clouds. Provides multi-cloud RBAC. Enables self service provisioning. Cost analysis and cloud spending optimization.
eZ Server Monitor
eZ Server Monitor is a script for monitoring Linux servers.
Port Monitor
Port Monitor is an easy tool that does website and server monitoring 24/7 every 60 seconds for free. It records uptime, performance and downtime causes.
Opsview Atom
Monitor everything. Integrate anything. Scale anywhere.
openITCOCKPIT
openITCOCKPIT is a leading open source monitoring framework based on Naemon (Nagios). In addition it integrates Checkmk and Prometheus. It also offers interfaces to Icinga2, PRTG and opManager to obtain status and performance from them.
GeoScreenshot
Test your website from anywhere in the world. Check availability, website consistency, geo-specific targeting, localization, location-based redirects, performance. .
Hosted Graphite
Graphite as a service.
CULA
A webmonitoring solution for beginners and pros.
Zenoss Core
Zenoss (Zenoss Core) is an open source application, server and network management platform based on…
Monitis
Monitis specializes in IT monitoring, covering server, website, app monitoring and more within an all-in-one monitoring platform.