DB Document Tools — 26AS Converter and PDF Unlock
Application code is distributed under GNU AGPL version 3 or later; see LICENSE.txt.
MuPDF.js 1.28.1 — Copyright Artifex Software, Inc. Licensed AGPL-3.0-or-later.
MuPDF.js upstream corresponding source and build instructions: https://github.com/ArtifexSoftware/mupdf.js/tree/1.28.1
MuPDF C source/releases: https://mupdf.com/releases/
No warranty. Preserve these notices and source availability when redistributing.

Additional bundled libraries restored for the complete utility portal:
SheetJS CE 0.20.3 — Apache-2.0 — https://git.sheetjs.com/sheetjs/sheetjs
PDF.js 5.4.624 — Apache-2.0 — https://github.com/mozilla/pdf.js
pdf-lib 1.17.1 — MIT — https://github.com/Hopding/pdf-lib
fflate 0.8.2 — MIT — https://github.com/101arrowz/fflate
See vendor/*LICENSE* and notices within the font/cmap/wasm directories.

PDF editor fonts: Noto Sans and Noto Sans Devanagari, SIL Open Font License 1.1. See editor-font-LICENSE.txt.
@pdf-lib/fontkit 1.1.1 and regenerator-runtime 0.14.1 retain MIT notices in the bundled fontkit module. Fontkit source: https://github.com/Hopding/fontkit
