PHP-Lance
PHP-Lance, is a full customizable Freelance Marketplace (with multilanguage support, multiple skins support etc.)! The script has a lot of advanced customization option (this can be found in the admin area) which can be used to integrate the script into your website design (layout) and adjust to your preferences. You don't have to know programming to be able to make this kind of changes, you don't even have to open a file.