PHP script encoder and trialware creator with a graphical interface with several editions available. The website also offers a web-based free PHP encoder accessible through a free membership as well as support through a newsletter and forum. [Commercial]

Available for Windows, allows the running of scripts under virtual hosting accounts with no change to the default PHP installation and requires no changes to the standard web server installation. [Commercial, Free trial]

Eliminates white spaces, line feeds and comments from PHP and JavaScript code with a command line tool. Features an online live test with an uploaded PHP file. [Commercial, Demo version available]

Renames variables, removes comments and white spaces from PHP files. Offered through Google Code with wiki information and known issues. [Open source, GPL]