Is It Down Right Now? - Network & Admin
Livedocs - Create documents with live data from your existing tools
Is it up? - A simple tool to check if a website or ip address is up or down.
ReactiveDocs - Embed live spreadsheet data in the Google Docs document
Is it Down? - Is it down can check if a website is down or is it just your PC that can not access it.
Inspector - Code Execution Monitoring, built for software developers