Open Source Licenses

The open source software that powers PDkef, and their license terms.

PDkef is built with the following open source packages. We're grateful to their authors and maintainers. The browser-runtime inventory is checked against the lockfile in CI; full notices are preserved in our source repository.

PackageVersionLicense
@astrojs/preact6.0.5MIT
@cantoo/pdf-lib2.11.1MIT
@floating-ui/core1.8.0MIT
@floating-ui/dom1.8.0MIT
@floating-ui/react0.27.20MIT
@floating-ui/react-dom2.1.9MIT
@floating-ui/utils0.2.12MIT
@pdf-lib/fontkit1.1.1MIT
@preact/signals2.9.2MIT
@preact/signals-core1.14.3MIT
@vercel/analytics2.0.1MIT
@vercel/functions3.9.9Apache-2.0
@vercel/speed-insights2.0.0Apache-2.0
astro7.3.5MIT
bidi-js1.1.0MIT
culori4.0.2MIT
fflate0.8.3MIT
html-entities2.6.0MIT
lucide-preact1.49.0ISC
node-html-better-parser1.5.9MIT
pako1.0.11(MIT AND Zlib)
pdfjs-dist6.3.289Apache-2.0
preact10.29.8MIT
regenerator-runtime0.14.1MIT
require-from-string2.0.2MIT
signature_pad5.1.4MIT
sortablejs1.15.7MIT
tabbable6.5.0MIT
tslib2.8.10BSD
Caveat Font1.1OFL-1.1
Dancing Script Font1.1OFL-1.1
Great Vibes Font1.1OFL-1.1
Gveret Levin Font1.1OFL-1.1
Kalam Font2.001OFL-1.1
Mali Font1.000OFL-1.1
Neucha Font1.1OFL-1.1
Pacifico Font1.1OFL-1.1
Sacramento Font1.1OFL-1.1
Amatic SC Font1.1OFL-1.1
Sriracha Font1.1OFL-1.1
Arimo Font1.33OFL-1.1
Tinos Font1.340OFL-1.1
Cousine Font1.241OFL-1.1
Assistant Font3.000OFL-1.1
Heebo Font3.100OFL-1.1
Alef Font1.1OFL-1.1
PT Sans Font2.003OFL-1.1
Scheherazade New Font4.500OFL-1.1
Vazirmatn Font33.003OFL-1.1
Noto Sans JP Font2.004-H2OFL-1.1
Noto Sans SC Font2.004-H2OFL-1.1
Noto Sans TC Font2.004-H2OFL-1.1
Noto Sans KR Font2.004-H2OFL-1.1
Noto Sans Bengali Font3.011OFL-1.1
Mukta Mahee Font2.538OFL-1.1
Anek Telugu Font1.003OFL-1.1
Noto Sans Tamil Font2.004OFL-1.1
Mukta Font2.538OFL-1.1
IBM Plex Sans Thai Font1.1OFL-1.1
Anek Malayalam Font1.003OFL-1.1
Gayathri Font1.1OFL-1.1
Suranna Font1.0.5OFL-1.1
Tiro Tamil Font1.52OFL-1.1
Tiro Gurmukhi Font1.52OFL-1.1
Tillana Font1.1OFL-1.1
Hind Siliguri Font1.001OFL-1.1
Mynerve Font1.000OFL-1.1

Full license texts are also available in this project'sTHIRD_PARTY_LICENSES.md.

The homepage demo additionally uses a Latin-range subset of the Caveat font above, built from the same upstream bytes under the same license rather than a separate work.