Todour - Todour is an application for handling todo.
Vtenext - Vtenext is a platform that allows you to tackle CRM processes and customers with great ease.
Gnome To Do - GNOME To Do is a simplistic personal task manager designed to perfectly fit the GNOME desktop.
Sales Creatio - Out-of-the-box processes to close more deals
Basecamp - A simple and elegant project management system.
Teamgate CRM - Powerful CRM without the Salesforce Price tag.