A layered material delta where loose geometric parts follow a cobalt river into a compact nesting arrangement

Case study 02 / Windows desktop

Nestform

A clearer Electron workflow with explicit physical units, SVG and DXF handling, and exact round-trip validation.

Conceptual artwork / product evidence follows

YazeKT brand avatar with a glowing Y visor

Product direction, interface modernization, unit-boundary work, and verification by Kirsten Trimaley; built on the attributed Deepnest foundation.

I use AI to explore and accelerate, but I own the product decisions, the verification, and the responsibility for what ships.

Engine boundary
72 units per inch preserved
DXF proof
Exact 100 × 50 mm round trip
Validation
24 tests + packaged smoke

The real product

Built to be used,
not just viewed.

A modern Windows nesting workspace for laser cutting and CNC, built around the preserved Deepnest engine.

Complete application frame · source aspect ratio preserved · privacy-safe data

The real Nestform dark Workshop interface showing imported geometric parts, a compact nesting sheet, and visible job controls
Nestform interface evidence

What I changed

  • Modernized the desktop workflow while deliberately retaining the proven upstream nesting engine.
  • Added physical-unit handling at import, export, and presentation boundaries instead of altering the engine's internal geometry.

Boundaries first

  • The fixed 72-units-per-inch engine scale and upstream Deepnest behavior must remain intact.
  • Ambiguous unitless drawings require review; presentation strokes must not change physical extents.

Decisions

  • Convert SVG and DXF measurements at the product boundary and preserve source measurement metadata.
  • Keep the physical 3 mm gap consistent across project units and use six rotation candidates during nesting.

Proof of work

  • The unit smoke test verified DXF INSUNITS=4 and an exact 100 × 50 mm import, export, and reopen round trip.
  • The local 0.5.0 approval build passed type checking, 24 tests, production build, packaged workflow smoke, and unit smoke.

Foundation and attribution: Nestform is a fork of Jack000/Deepnest. The upstream GPL-3.0 engine and its history remain explicitly credited.

What comes next

Publish the locally verified 0.5.0 work only after the release candidate, documentation, and unsigned-binary disclosure receive final approval.

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