Build UK-style roads, dual carriageways and motorways across Kerbin.
Includes editable signs with junction diagrams or free-form panels, functional toll booths with configurable Career charges, and junctions ranging from compact roundabouts to trumpets, stacks, cloverleafs and dumbbells.
The dedicated editor lets you snap road pieces together, making everything from a local bypass to a transcontinental motorway quicker to build. Designed for left-hand driving.
Kerbin Highways works independently. Kerbin Services and Kerbin Railways are optional add-ons.
Open the editor with Alt+H in flight or its toolbar button. Use Library to place pieces and Placed to select and snap connectors. Apply earthworks in the inspector; Terrain > Redo all terrain refreshes applied terrain. The release contains 523 pieces/variants. Supports deep cuttings, full-width road collision and continuous invisible collision joins.
For KSP 1.12.5. Maintained by airbusa380airplane. This is a testing release: offline checks pass; clean-install in-game driving and visual acceptance remain pending. Back up your save before upgrading.
MIT for original code and assets; Open Government Licence v1.0 for font-derived artwork; public-domain historical motorway-symbol source, edited by airbusa380airplane. Full credits and notices are bundled.
Raw stats are from the beginning of time until now. Each follower and download entry represents one hour of data. Uneventful hours are omitted.