International audience This article aims at describing "Artefacts, online collaborative encyclopaedia of archaeological small finds", which tries to list all the forms of objects attested between the end of the Prehistory and the pre-industrial period in Europe and around the Mediterranean. It successively discusses the principles of the project, the history of its development as well as the general architecture of the website. The target audience and its respective practices of this collaborative project, in particular, are then evoked as well as the features specifically intended for researchers.