Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Draw custom, professional-looking floorplans easily with Gliffy free floor plan design software. A library of shapes makes it easy to drag and drop furniture, appliances, plants, and more wherever you need them.
The OP is looking for a web application, not a desktop one. Is there a web version of Sketchup? (Besides Building Maker, that is used for Google Maps.)
– AlexJun 29 '12 at 10:22