PowerShell Plus - Learn how to learn and master PowerShell fast with an interactive learning center, a powerful IDE, pre-loaded scripts, and a PowerShell Editor… all for free.

Visualping - Visualping is the easiest to use website checker, webpage change monitoring, website change detector and website change alert software of the web. Read more about Visualping.

GNU Bourne Again SHell - Bash is the shell, or command language interpreter, that will appear in the GNU operating system.

Distill Web Monitor - Distill is a web monitoring tool. It can monitor RSS feeds, a webpage or a part of webpage. Alerts in the form of pop-up, audio or emails can be received.

PowerGui - A graphical user interface and script editor for Microsoft Windows https://alternativeto.

Update Scanner - Update Scanner is a Firefox extension to monitor web pages for updates.