Abstract/Résumé I. Introduction II. The technological torn in translation studies III. New phenomena in the Web: crowdsourcing and collaborative translation 3.1 Crowdsourcing by institutions and private firms 3.2 Community translation IV. What are the motivations of community translators? 4.1 Translating for fun 4.2 Translating to help other people 4.3 Translating to preserve cultural heritage V. Collaborative efforts or serions threat for professional translation? 5.1 Possible danger for professional translation? 5.2 Advantages and applications of collaborative translation VI. Conclusion REFERENCES