Archivo: Kerbal.space.program.v1.12.3.3173.incl... Now

Since version 1.12.3 is a maintenance update of the 1.12 branch, it includes all the major "final" features added to the game:

The 1.12 series updated the game to Unity 2019.4.18f1 LTS , providing better stability and support for modern hardware. Archivo: Kerbal.Space.Program.v1.12.3.3173.Incl...

A built-in system to set reminders for maneuver nodes, apoapsis/periapsis crossings, or other critical mission events. Since version 1

Added limited rotation to docking port collars, allowing for precise vessel alignment after docking. Archivo: Kerbal.Space.Program.v1.12.3.3173.Incl...