Issues

• Justified text with a Unicode font writes NUL bytes outside TJ strings (pypdf cannot open the PDF)

  Bug

  dompdf/dompdf#3771 · Filter by author juanlentino opened on Oct 1, 2026 · 3.1.7
  1

• page_text()/page_script(): page 1 loses the text colour when it equals the last colour used in the document

  dompdf/dompdf#3767 · Filter by author luxgapcom opened on Sep 29, 2026 · 3.1.7

• Truncated .ufm is cached as a valid font entry with no "C" key, permanently breaking rendering

  dompdf/dompdf#3765 · Filter by author kiuka opened on Sep 18, 2026 · 3.1.7

• "Undefined array key 32" when trying to use font without space glyph

  font-handling
  Bug

  dompdf/dompdf#3762 · Filter by author jmsfwk opened on Sep 14, 2026 · 3.1.7
  3

• Quadratic render time with many forced page breaks: split() resets not-yet-reflowed sibling frames

  dompdf/dompdf#3756 · Filter by author SHJordan opened on Sep 4, 2026 · 3.1.7
  1

• Cpdf and Factur-X

  dompdf/dompdf#3748 · Filter by author bohwaz opened on Aug 24, 2026
  2

• Undefined variable when encrypting an attached file

  Bug

  dompdf/dompdf#3747 · Filter by author bohwaz opened on Aug 23, 2026 · 3.1.7

• FontDescriptor /Flags never sets the Serif bit, which misaligns text selection in pdf.js viewers

  Bug

  dompdf/dompdf#3746 · Filter by author zendevio opened on Aug 21, 2026 · 3.1.7

• Thai upper vowels (tone marks) overlap when using Noto Sans Thai (No GPOS support)

  font-handlingi18n
  Feature

  dompdf/dompdf#3742 · Filter by author dsiteinth opened on Jul 21, 2026

• Improve custom BMP parsing logic

  dompdf/dompdf#3739 · Filter by author bsweeney opened on Jun 27, 2026

• Super-linear (~O(n²)) render time for large tables with page-break-inside: avoid

  dompdf/dompdf#3738 · Filter by author williamdes opened on Jun 23, 2026 · 4.0.0
  2

• Add support for woff fonts

  font-handling
  Feature

  dompdf/dompdf#3736 · Filter by author francoisjacquet opened on Jun 15, 2026
  1

• cURL code path does not encode URIs with spaces/special characters

  dompdf/dompdf#3723 · Filter by author maximgofman opened on Mar 20, 2026 · 3.1.7

• PDF-A and standard fonts (e.g. Helvetica)

  dompdf/dompdf#3719 · Filter by author larssonpeter opened on Mar 13, 2026
  4

• More PDF/A compatibility?

  Feature

  dompdf/dompdf#3717 · Filter by author olivier1980 opened on Feb 18, 2026
  2

• [CSS/HTML]: CSS3 compatibility issue

  dompdf/dompdf#3711 · Filter by author paisible7 opened on Jan 28, 2026
  1

• Umlauts not always rendered correctly in 3.1.0

  enhancementfont-handling
  dompdf/dompdf#3702 · Filter by author Ahmed-Aboud opened on Dec 29, 2025
  1

• Optimise split function

  dompdf/dompdf#3695 · Filter by author nehajyoti04 opened on Dec 2, 2025
  1

• Handle DOM processing instructions

  dompdf/dompdf#3689 · Filter by author bsweeney opened on Nov 28, 2025 · 3.2.0

• License clarification & potential re-licensing request (php-font-lib and php-svg-lib flagged as LGPL-2.1 by Snyk)

  dompdf/dompdf#3684 · Filter by author balcevictomas opened on Nov 11, 2025
  6

• Missing Kinsoku Shori (Japanese line-breaking rules) support

  dompdf/dompdf#3683 · Filter by author nhan-tbt opened on Nov 11, 2025 · 4.0.0

• Images in table deformed by text

  dompdf/dompdf#3682 · Filter by author Geolim4 opened on Nov 7, 2025
  2

• Photoshop error “Could not replace [filename.pdf] because of a program error” when dragging PDF page into an open document

  dompdf/dompdf#3679 · Filter by author sajidanwar2020 opened on Oct 27, 2025
  7

• Helvetica - [Specification: ISO 19005-3:2012, Clause: 6.2.11.5, Test number: 1] fails

  dompdf/dompdf#3667 · Filter by author williamdes opened on Sep 30, 2025
  7

• Exclude unused fonts when rendering a document using the Cpdf backend in PDF/A mode

  enhancement
  dompdf/dompdf#3649 · Filter by author bsweeney opened on Aug 24, 2025