In the real world, many people are using online auctions for their easy business, which is a marvelous thing. The objective of this project is to implement an ËœOpen Cry Auction Serverâ„¢, which is application software for online auction transactions. It is a web application and has a database server for storing and retrieving data entered during the time of online transactions like buying and selling the items. This report describes the software architecture and describes the various processes that comprise the auction application. The programming language for implementing the Open Cry Auction Server is ASP.NET (web programming) and SQL Server (database programming). The operating system used for running the project is Windows Platform (Windows XP or Windows Server 2003).