Where is my docking port rotation slider? : r/KerbalSpaceProgram
KerbalX - Adjustable Docking Port
Docking Ports only to Orbit and back - KSP - YouTube
pro tip: use KIS to attach docking ports to asteroids (on a radial attachment point), then you can dock anything to them : r/KerbalSpaceProgram
KDSS docking ports on SpaceDock
I've created a docking port for my new space station that gives me near precision rotational alignment with 120 degrees intervals. : r/KerbalSpaceProgram
Clamp-O-Tron Docking Port Sr. - Kerbal Space Program Wiki
KSP Mods - Docking Port Alignment Indicator - YouTube