All Tools
Sixteen tools covering the full build path, from planning a layout to diagnosing a rattling spacebar. Everything runs locally in your browser.
Build & Sizing Calculators
Plan footprint, travel, angles and cabling before a single screw goes in.
Keyboard Layout Size Calculator
Get PCB footprint, key count and case margins for any layout.
Open tool →High demandSwitch Actuation Calculator
Compare actuation point, total travel and force across switches side by side.
Open tool →PopularKeycap Profile Angle Calculator
Match profile heights to typing angle and fingertip reach.
Open tool →PopularTyping Ergonomics Calculator
Estimate optimal typing tilt, wrist height and arm angle for your desk.
Open tool →Steady useCustom Cable Length Calculator
Size a detachable or coiled cable to your actual desk routing.
Open tool →Tuning & Optimization
Lube volumes, spring swaps, stabilizer work and foam cutting, quantified.
Lube Quantity Estimator
Estimate grams of lube needed for stems, springs and housings.
Open tool →PopularSpring Swap Force Calculator
Predict actuation and bottom-out force from spring geometry.
Open tool →High demandStabilizer Tuning Calculator
Get a lube, shim and wire-bend plan for your stabilizer set.
Open tool →PopularDampening Material Calculator
Cut case foam, plate foam and PCB foam to the right size.
Open tool →Parts Selection
Check compatibility and budget before you commit to a group buy.
Switch Compatibility Checker
Verify switch, socket and plate cutout compatibility before you order.
Open tool →High demandKeycap Compatibility Guide
Check whether a keycap set covers your layout's odd keys.
Open tool →High demandBuild Cost Calculator
Total up a full build and compare two specs side by side.
Open tool →Steady useHot-swap Socket Selector
Pick the right socket type for your PCB thickness and switch pins.
Open tool →Knowledge Base
Terminology, switch data and a troubleshooting matrix for real builds.
Keyboard Glossary
Searchable plain-English definitions for custom keyboard terminology.
Open tool →High demandSwitch Parameter Database
Filter mainstream linear, tactile and clicky switches by force, travel and sound.
Open tool →High demandBuild Troubleshooter
Diagnose chatter, dead keys, stabilizer rattle and crooked switches.
Open tool →