Dolibarr is a simple Web application with ERP and CRM capabilities. It is designed for small and medium companies, freelancers or foundations, and can be used to deal with all things you require to manage your activities, such as management of products, stocks, commercial proposals, invoices, orders, members of a foundation, and mailings. A single executable that installs the server and database is available for people with no technical knowledge.
Tryton is a three-tier high-level general purpose application platform. It is the core base of a complete business solution providing modularity, scalability, and security. Modules are provided for accounting, invoicing, sale management, purchase management, analytic accounting, inventory management, manufacturing resource planning (MRP), project management, and lead and opportunity management.