This article presents the meaning and characteristics of the use of a digital portfolio applied in a distance learning university context. Through the Ágora platform created at `` Universidad Nacional de Educación a Distancia``(UNED), you can manage and share documents, create and participate in thematic communities, as well as carry out online projects. Through the creation of a portfolio carried out by the students, a series of tasks are carried out that favor the teaching-learning process through the exchange of documentation, contribution of ideas, basic orientations and even the monitoring of the evaluation processes. from start to finish.