: 1.4.3517 addressed several underlying issues in the C# and XML codebases to help modders keep their content compatible with the evolving 1.4 framework. Notable Features in the 1.4 Era
: Core Biotech features that allowed players to engineer custom xenohumans and manage colony families. RimWorld v1.4.3517
: Significant upgrades to the search bar functionality in various menus, making it easier to find specific items in large stockpiles. RimWorld v1.4.3517
As part of the broader 1.4 update landscape, this version supported: RimWorld v1.4.3517
: The introduction of toxic waste packs and the environmental hazards they create.