Writing opensource software is easy but becoming a successful opensource developer is tough. What differentiates the losers from the rock stars? Why so few make it? How one succeeds in the OpenSource arena? Being a member of JBoss for the last 6 years I am lucky enough to have worked together with some extremely talented and successful opensource developers. I've asked many of them about the secrets of their success and I've distilled the collective experience in the OpenSource Developer's Mantra. Come to this talk and find out!