phpMyAdmin is a tool written in PHP intended to handle the administration of MySQL over the Web. Currently it can create and drop databases, create/drop/alter tables, delete/edit/add columns, execute any SQL statement, manage indexes on columns.
ANDURAS SurfProtect is a PHP application that can be used for virus-scanning withing the application-layer (ISO/OSI)
Either http and ftp protocols are already supported within the beta version.
Checkdirs is a perl script that runs on UNIX-based operation systems as well as on pretty much any recent Windows. Checkdirs is designed to test ISO (containing a .sfv) as well as ZIPped releases for their integrity. Many more functions, try it out!