I have a PHP OBFUSC license (PHP file encoder and obfuscator software) and I want to sell.
Website: http://obfusc.com/
Price: 99 euro 30 euro (~0.027)BTC

This doesn't need any module to be enabled on customer's web host.


Key features:

• Replaces variables, functions, classes, members, constants names from PHP scripts with nonsense names and obscure strings, removes comments and white spaces without affecting functionality.
• Starting with 2.0 it has encoder features to hide entirely the code structure.
• Fully obfuscate and encode your project before buying!
• No changes required to your source code!
• No changes required on server!
• PHP4 and PHP5 versions supported.
• Easy to use (in 1-2 hours you can be an expert)
• Advanced GUI
• Great for source/project analysis. You can see easy how/where every name is used.

Screenshot: