“In this chapter, we investigate the maker subculture and its manifestation in fabbing ecosystem. In other words, how the love of making things, hacking, tinkering, circuit bending and doing/making everything so-called DIY is a significant peculiarity of Fab Labs. We first look at the meaning and the emergence of the maker subculture and the development of hackerspaces and shared machines shops. Secondly, we explore how the maker community is shaped and organized. In a third point, this chapter details a Fab approach of architecture, art and fashion. Finally, we see how hobbyists moved from do-it-yourself (DIY) to do-it-together (DIT) activities with examples of making music instruments and biotech.