- Alchemy Eye
Alchemy Eye is a system management tool that continuously monitors server availability. When network errors occur, it can alert the network administrator by e-mail, cell phone or pager.
http://www.alchemy-lab.com/products/eye/

 
 - Web Link Validator
Web Link Validator is a tool that enables webmasters to check links for accuracy and availability, find broken links or paths and links containing syntactic errors. Using this tool you can also retrieve links from a site and then browse them. You can also verify all paths to stylesheets, image files etc., so it is no longer necessary to browse the site looking for a particular link.
http://www.relsoftware.com/

 
 - Webman
Webman is a site uploader that uploads only new and updated files from your PC to your FTP server. It provides webmasters an easy to use software to upload multiple websites to their FTP server in one click.
http://webintel.net/webman/