: Try an "All Research Found" playthrough where you disable the research bench and only progress by finding techprints or buying books from traders.

RimWorld v1.4 (specifically versions like ) introduced major baseline updates and content for the Biotech expansion, which remains one of the most substantial additions to the game. Core Version 1.4 Features

: Colonists can now have children naturally or via growth vats. Raising them allows you to shape their traits and passions as they age.

: This version included optimizations for mod handling and overall game stability.