Some Quick, Convenient PHP Scripts
client.php - Page that uses selective parts of the PHP $_SERVER array to desrcibe the request that was made. Useful for showing just how much information users transmit to pages.
imgblob.php - (It's a working name.) Script that generates a numbered list of all the tags in a supplied URL. This is useful for pages that are not easily inspected and numeric index is useful for further scripting.
jpg.php - This script displays supplied image. This is useful for images that are served with the wrong context type, making it viewable in the browser.