This book constitutes the joint thoroughly refereed post-proceedings of the 8th International Conference on Digital Documents and Electronic Publishing, DDEP 2000 and the 5th International Workshop on the Principles of Digital Document Processing, PODDP 2000, held in Munich, Germany in September 2000. The 17 revised full papers were carefully selected during two rounds of reviewing and improvement; they are organized in topical sections on links and data structures, typography and authoring, document management and adaptation, digital document processing, and distributed information systems.