DecSpace is a web application that makes use of MCDA methods to support the user (or decision maker) during the decision process by giving a possible solution to the given problem.

It aims to facilitate the use and creation of those methods, regardless of the user's background or experience with MCDA.

The current variety of MCDA methods allows the user to approach the most diverse problems. But even if none of the avaiable methods satisfies the user, it is possible to create new methods, so that different kinds of problems can be accessed.

DecSpace also aims to provide the following features: