Rimworld V1.4.3671.rar May 2026

For a fresh experience, the community often suggests these "interesting" challenges or mods compatible with this era:

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

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

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

: Shelves were completely revamped to hold up to three stacks per tile (six stacks total), drastically reducing the footprint of storage rooms and preventing beauty loss from items on the floor.

This update significantly changed base management and social dynamics:

: Players frequently recommend Allow Tool for better control and the Vanilla Expanded Series for massive amounts of thematic content.