Particletree has written a detailed report – Web App Autopsy about 4 very different web application companies that are at varying stages of their life cycle. In addition to age and size, these companies vary in their business models, programming languages and views on approaching the web as a platform. Also They are sharing code line counts, business processes, conversion rates, support requests revenues per customer. This information can help us identify some trends about web application.
Original Article: http://particletree.com/features/web-app-autopsy/