obCommerce is a new development of the oscommerce 2.2 shopping cart, most of the information related to obCommerce can be found at the main obCommerce site but below are listed the current features of note.
Object oriented core code.
Fast "Plug it In" template system (using PHP not heavy templating scripts)
Build complete templates without touching a single core file
Enhanced database access layers (PDO - PHP Data Objects)
All queries are prepared statements (highly secure)
Removed predefined long arrays ($HTTP_XXX_VARS)
Url Manager including standard urls - seo urls - seo urls (rewrite)
Enhanced efficiency (e.g. query efficiency)
PHP5/MySQL5 (PHP6 compatability a target)
Improved security
Powerful variable, object and query displays (function creation and debugging)