Adobe's Portable Document Format (PDF) is an open file format for electronic document distribution. The PDF format preserves all of the fonts, formatting, colors, and graphics of any source document, regardless of the application and platform used to create or view it. PDF files can be viewed and printed exactly as intended by anyone with a suitable PDF-compatible viewer.
Sites relating to the accessibility and tagging of PDF documents.
Online tools that offer PDF editing.
Software relating to Adobe's Portable Document Format (PDF) file format; including creation, conversion, and editing tools.
Submit only sites that provide plug-ins for Adobe Acrobat software. If it is a stand-alone application, consider submitting it to the Converters subcategory. Always read the submission guidelines at http://dmoz.org/add.html