The v1.6 update, released in late 2022, focused heavily on technical infrastructure, performance, and multiplayer stability.
If you are looking for information regarding the of the game, Overview of NIMBY Rails v1.6 NIMBY.Rails.v1.6.Early.Access.zip
: The internal accounting logic was rewritten to be parallel, reducing CPU lag in large save files. The v1
: Introduced a visualization tool to see the projected path of a running train in real-time. The v1.6 update
: Added the ability to select multiple trains at once to change order modes or sell them in groups.
: Detailed "papers" or technical write-ups on the game's architecture can be found on Carlos Carrasco's Devblog , where he discusses the math and engineering behind the simulation. NIMBY Rails devblog 2023-12 - Carlos Carrasco