Sheet utilization third-party components

occt-import-js 0.0.23, by Viktor Kovacs, LGPL-2.1.
Unmodified JavaScript and WebAssembly distributed separately in occt-0.0.23/.
Source and build instructions: https://github.com/kovacsv/occt-import-js
Package source: https://registry.npmjs.org/occt-import-js/-/occt-import-js-0.0.23.tgz
See occt-0.0.23/license.occt-import-js.txt and occt-0.0.23/license.occt.txt.
Matching source archives and rebuild notes are also provided locally:
occt-0.0.23/source/README.txt

dxf-parser 1.1.2, by GDS Estimating, MIT.
Source: https://github.com/gdsestimating/dxf-parser
See dxf-parser-LICENSE. Used only to independently check exported files in tests.
Runtime DXF imports use the site's bounded cut-contour reader.

Clipper 6.4.2 / clipper-lib, by Angus Johnson and Timo, Boost Software License 1.0.
Source: https://github.com/junmer/clipper-lib
Bundled into sheet-utilization-worker.js and sheet-utilization-calculator.js.
The original source, copyright and attribution notices are in clipper-lib-6.4.2.js.
See clipper-lib-LICENSE.txt for the Boost license and embedded JSBN notices.

pdf-lib 1.17.1, by Andrew Dillon and contributors, MIT.
Source: https://github.com/Hopding/pdf-lib
Bundled into the lazily loaded sheet-utilization-pdf.js, with @pdf-lib/standard-fonts,
@pdf-lib/upng, pako, and tslib. License files accompany this notice.