For small businesses looking for desktop accounting software
With AccountEdge, business owners can organize, process, and report on their financial information so they can focus on their business. Features include: accounting, integrated payroll, sales and purchases, contact management, inventory tracking, time billing, and more.
Quati is a free simulation tool which aims to simplicity and clearness, for those who want to build models based on discrete events. This kind of model can be applied in manufactoring, transports, logistics and hospitals, for example.