In this paper we describe Graaasp, a social software currently under development to support the creation of a real usage database of social artifacts. Our goals are twofold: First to offer a generic aggregation service and user interface to people and communities. Second, to experiment with recommendation and reputation models and algorithms in e-learning. Keywords Focal and contextual views, Web 2.0, Social Software, Syndication, social computing, social navigation ACM Classification Keywords H5.3 Information Interfaces and Presentation: Group and Organization Interfaces, Computer-supported cooperative work, Web-based interaction. General Terms Design, Human Factors.