If you are a webmaster or developer, here is a tool that could help you in your daily tasks. USB Webserver is a portable web server i.e you can bring it wherever you go on your USB drive or a CD. It consists of Apache, a MySQL database, a PHP and SMTP server. Note that these services can work together or be run independently. USB Webserver offers fully configurable parameters (my.ini, httpd.conf, php.ini) and a user-friendly interface in several languages. On top of all this, it is free.