Various downloads for acrobat developers, including sample code and documentation.

Press release outlining Adobe's intention to submit the PDF specifications for ISO standardization.

Offering services to convert your current archives to a text searchable PDF library.

Links to free Web services, freeware applications, and Open Source programs generating PDF files from a variety of other formats. Aimed mainly at Microsoft Windows users.

University of Nottingham research group dealing in, among other things, PDF. Papers, research reports on proposed PDF extensions, as well as downloadable and libraries.

Web based tool to convert Microsoft Word documents to PDFs. Free conversion for limited time.

Tutorials and utilities to help use Adobe Acrobat version 4 and above.

Article describing several possible techniques to merge two or more PDF files into a single PDF document, with comments on their effectiveness.

A site offering conversion to PDF from HTML documents. Commercial service that can be added to existing websites. Information and examples available.

Web form translating arbitrary PDF files to HTML, hosted by Adobe. Designed specifically to make PDF accessible to people with disabilities.