Version 1.0

The first release of Gauge Buddy.

Track

Thirteen bundled track systems from Peco and Kato, covering Z, N, TT, HO, OO and O.
Exact joining: connectors meet exactly, or the app explains why they cannot.
Favourites, recent pieces, and search by name or product code.
Precise placement by coordinates or by connector.
Import your own track libraries from a library file or a CSV spreadsheet, with a report on how well the system fits together.

Flexible track

Draw flexible runs and curve them by hand.
Flex Construction: endpoint tangents, split, trim, join, bridge, parallel track and transitions.

Boards and rooms

Baseboards built from named sections with polygon outlines and cutouts.
Room planning with walls, fixed obstacles, door swings and aisles.
Reach zones with a map of the areas beyond reach.

Scenery

A catalogue of trees, lineside structures, roads and bridges, sized from real-world dimensions for your scale.
Rectangle, ellipse, polygon, building and text tools.
Objects can stand on the ground or span over it.

Checking

Continuous checks for track, compatibility, scenery, boards, room and reach, explained in plain language.

Organising

Layers, named groups, connected-track selection and reusable assemblies.
Cut, copy and paste between layouts.

Planning and output

Inventory and purchasing with owned stock, pack sizes, accessories and a flexible-track cutting plan.
Reference images with calibration, and chained, angle and radius dimensions and callouts.
Full-size tiled printing with a page map, registration marks and printer calibration.
Export to PDF, SVG, PNG and CSV.

The app

Light and dark appearance.
Keyboard control of the canvas, and support for Increase Contrast and Reduce Transparency.
Requires macOS 15 or later.