Stablemaster's Ledger Open Breeding Journal

Breeding Lineage Journal

Keep a private, local record of your breeding observations across generations—without predicted inheritance or hidden game formulas.

Stored on this device/browser · No account · No network write

Source: Medieval Horse Dealer Simulator on Steam · Patch/build: 1.5 · Last verified: 2026-08-22

Real gameplay screenshot: two unarmored horses with heart-shaped breeding particles
Medieval Horse Dealer Simulator (Steam app 3503710) real gameplay screenshot

Add a horse record

Free text stays free text; it is not a linked record.

Your Lineage Records

0 records

No records yet. Add your first horse record above, or import a JSON backup.

Import Local Data

Choose a previously exported JSON file. The file is checked against the v1 schema and relationship rules before anything is written.

Delete Record

Delete All Data

This permanently removes every horse record and checklist state stored by this site in this browser. This cannot be undone. Export a backup first if you need one.