WinSaaS is a free multi-tenant software as a service (SaaS) server for windows and a rapid application development tool for SaaS providers or anyone that wants to build web based applications within a low budget and a small time period.

It allows you to build, run, rent, place advertisement and support software services in the internet, intranet or extranet to your customers, agents, franchisees, resellers, employees, basically to anyone.

Its designed to reduce the total cost of ownership and risk of business applications, efficiently align software with business goals, be an extendable architecture for easy integration and customization and guarantee high scalability and performance.