Repositories list

• arlington-pdf-model

  Public
  A vendor- and implementation-independent specification-derived, machine-readable model of PDF.

  pdfdata-modeliso

  C

  •

  Apache License 2.0

  •9•89•29•3•Updated Oct 23, 2025Oct 23, 2025

• pdf-issues

  Public
  Industry-based resolutions for issues and errata reported against any PDF-related specification

  pdfisoerrata+ 2industrycorrections

  4•80•207•0•Updated Oct 9, 2025Oct 9, 2025

• pdf-cos-syntax

  Public
  VSCode extension for understanding and learning PDF syntax

  pdfvscodevscode-extension+ 2vscode-snippetsvscode-language

  TypeScript

  •

  Apache License 2.0

  •2•26•1•0•Updated Sep 29, 2025Sep 29, 2025

• techniques-for-accessible-pdf

  Public
  Techniques for Accessible PDF

  pdfaccessibilitytagged-pdf

  1•6•4•0•Updated Sep 25, 2025Sep 25, 2025

• pdf-corpora

  Public
  An index of PDF-centric corpora

  pdfpdf-filespdfs+ 2test-corpuspdf-corpora

  Creative Commons Attribution 4.0 International

  •10•142•0•0•Updated Jul 4, 2025Jul 4, 2025

• pdf-differences

  Public
  Targeted PDFs demonstrating commonly seen PDF differentials and interoperability issues

  pdf

  HTML

  •

  Apache License 2.0

  •0•13•0•0•Updated May 8, 2025May 8, 2025

• pdf-declarations

  Public
  A definitive JSON representation of PDF Declarations https://pdfa.org/declarations

  metadatapdf

  Python

  •

  Creative Commons Attribution 4.0 International

  •0•1•0•0•Updated Apr 30, 2025Apr 30, 2025

• .github

  Public template
  Special template files for all repos

  0•0•0•0•Updated Mar 12, 2025Mar 12, 2025

• pdf20examples

  Public
  PDF 2.0 example files

  pdfisopdf-files

  Other

  •23•100•2•0•Updated Jan 13, 2025Jan 13, 2025

• report-an-issue

  Public
  Reporting issues on any PDF Association publications, test suites, etc.

  pdfpublicationserrata+ 1corrections

  0•2•14•0•Updated Nov 24, 2024Nov 24, 2024

• safedocs

  Public
  Artifacts from the DARPA-funded SafeDocs research program

  pdfpdf-filespdfs

  Python

  •

  Apache License 2.0

  •3•24•2•1•Updated May 25, 2023May 25, 2023

• PDF-RichMedia-Annotations

  Public
  Repository for RichMedia annotation documentation

  pdfrichmedia

  HTML

  •

  MIT License

  •1•3•4•0•Updated Apr 6, 2022Apr 6, 2022

• PDF2NormRefs

  Public
  ISO 32000-2 (PDF 2.0) Normative References tree

  pdfiso

  Python

  •

  Apache License 2.0

  •0•6•0•0•Updated Oct 27, 2021Oct 27, 2021