Here are some scripts I have written in PHP.
All of them are licensed under the GPL Version 2.0 only.
Checks if commands are callable in PHP
Fix files & folder permissions
Fix folder permissions
3 Mail test scripts in one file
Script to make a symlink from php
Find number of files & folders
Find files that are database related
(Remember to delete the file from the account after you found the file you
needed to find.)