1)   Radar Website Monitor 4.6.1.7
Radar Website Monitor is a multithreaded website monitoring tool, watching different protocols, including HTTP(S), SMTP, POP3, FTP, TCP. It can log the server performance, generate real-time reports, and notify you upon detection of problem or error.

 2)   Hunter HTML Optimizer 1.0
Hunter HTML Optimizer is a HTML compression utility which can speed up your website performance but still can retain your source's readability. It is the best companion for Microsoft Front Page editor.

 3)   Website Monitoring Expert 4.5.8
Website Monitoring Expert is a multithreaded website monitoring tool, watching different protocols, including HTTP(S), SMTP, POP3, FTP, TCP. It can log the server performance, generate real-time reports, and notify you upon detection of problem or error.