Information Agetranshumanist memeticity, founded by Max More and based the Extropian Principles. A heavily modified form was later adopted by and incorporated into the Negentropy Alliance. A derived religion, now extinct, was known during the Interplanetary Age.
Extropia - Text by M. Alan Kazlev  Interlinked Information to First Federation age evolving communities embodying extropian values. Included both virtual cultural communities and actual communities in several orbital free zones.  Belt habitat of Extropist sect, Interplanetary Age to Solsys Golden Age.
Extropian - Text by Anders Sandberg based on the term in his Transhumanist Terminology One who affirms the values and attitudes codified and expressed in the Extropian Principles.
Extropian Principles - Text by M. Alan Kazlev The five values of Boundless Expansion, Self-Transformation, Dynamic Optimism, Intelligent Technology, and Spontaneous Order, which form the basis of the extropian memeticity.