Software for engineers who ship hardware

Tools built from the factory floor, not the growth playbook.

Cold Kiln makes narrow, honest software for mechanical and defence engineering suppliers — the documents, calculations and monitoring that eat your week, done in minutes.

Products

Live · free while in launch

AS9102 FAIR Builder

Build compliant AS9102 Rev C First Article Inspection forms in the browser. Forms 1–3, printable, no signup for the free tier.

Live pipeline · onboarding soon

Tender Monitoring

EU and UK defence & industrial procurement notices, filtered against your capabilities and ranked by fit — with the reasoning shown.

Live · free while in launch

Engineering Calculators

Bolted joints, weld sizing, tolerance stack-ups, pressure vessels — each validated against a published worked example, free to use.

Live · free

Fitting & Thread Identifier

Measure an unknown thread or hydraulic fitting and identify it — JIC, ORFS, BSPP, NPT, metric — with the look-alike traps flagged.

Why "Cold Kiln"

A lights-out factory is one that runs with nobody on the floor. Our tools aim at the same thing for engineering paperwork: the oven does the work, cold. Behind the software is 12+ years of mechanical and defence engineering — the products exist because we needed them ourselves.