NetWrix Disk Space Monitor is a free tool to automatically alert administrators when disk space falls below certain threshold on one or more servers. The tool monitors multiple servers for free disk space and sends alerts by e-mail.

Inbound Links Monitor is a very easy-to-use tool that monitors your back links status, and even generates a HTML monitoring report. Not only will it help you get a higher rank in search engines, but it will get more traffic for you from other sites.

Server Monitor is a Windows service that monitors the health and availability of Windows servers, network services (on Windows, Linux and other operating systems), and devices. No agents are needed to monitor remote servers.

Control and Manage the applications your computer executes when it starts up.

Our free WMI Monitor monitors any Windows application or server, giving you amazing insight into real-time performance. Use built-in, community-sourced, or custom templates to start monitoring immediately!

Monitor, display, and save all file system activity that has occurred on a system.

Free Port Monitor is one free network port monitoring software, it enables you to monitor all open TCP ports on the local and remote computer, it is one useful network tool from FreePortMonitor.com, at the best, it is one absolute freeware.

NetWrix Server Configuration Monitor is a free auditing tool to monitor server configurations and automatically document changes, including hardware devices, drivers, software, services, networking settings.