Eleven Business Suite es un ERP muy básico para empresarios dueños de comercios y locales pequeños. Incluye módulos de Inventario, Punto de Venta, CRM y Gerencial. Disponible en programas separados por módulo y uno con acceso a todos los módulos. It will be available in english in the future.

Not expecting much from an open source ERP? In fact, you should! See the demo to find out why MixERP might be a good choice for you? You decide. :)

Sugar 5.0 available now! SugarCRM is a complete CRM and groupware system for businesses of all sizes. Functionality includes sales force automation, marketing campaigns, support cases, project mgmt, calendaring, documents and more. Runs on MS SQL Server and PHP.