Keebwright is a private mechanical-keyboard build studio for parts, layouts, switch stock, modifications, and costs. Map a board by row, record switch and stabilizer choices, count extras, compare packs with required keys, preserve PCB, plate, foam, tape, spring, lube, keycap, and firmware notes, see landed build cost, and export a local build card. KEY FEATURES - Keyboard project and parts inventory - Visual layout and switch map - Required switch, spare, pack, and cost calculation - Mods, firmware-layer notes, and build checkpoints - Searchable 90-plate offline build guide - Local PDF build card - No account, ads, analytics, tracking, subscription, or network requirement Keebwright records your plan. Confirm physical, electrical, firmware, battery, and component compatibility with authoritative sources.