The PDF/UA Reference Suite is a resource for software developers and practitioners interested in best-practices for creating tagged and accessible PDF files
The Matterhorn Protocol 1.02 is now available as a free download!
The 1.01 update to the Matterhorn Protocol is now available for free download.
Accessibility isn’t easy. For implementers and product managers alike who are responsible for supporting accessibility in PDF, this article describes how the Matterhorn Protocol can help speed progress towards PDF/UA conformance.