aah31415
(The maker of SitF, Radiostrocity, The Lifenote and TGBing; The Second Ascended...; And just maybe a security warning come alive...?)
9014
Well, maybe 0.5.9 should become 0.6.0? It adds A LOT stuff, it does make microbe stage significantly more complete, as it adds things like finite rotation speed, digestion, macroscopic prototype (which makes multicellular prototypaly implemented into the game), procedural patch map, thermosynthesis, easter eggs, in-game art gallery, reworked spawn system and some more.