PBOS (Processed Book Operating System, or Processed Book Open Source, depending on the lunar phase) is an implementation of some of the ideas in the original essay "The Processed Book". PBOS provides a very rich context for adding value to a Web-based book through multi-user comments, various kinds of connections, and analytical and visualization tools. The results can range from a few, formal review notes for an author, to a crayonesque markup by mobs of postmodern deconstructors, with the visibility of each controlled by the viewer.
full and unabridged texts of classic works of English literature. Fiction from authors like Lewis Carroll, the Bronte sisters (Anne, Charlotte and Emily), Jack London, Mark Twain, Charles Dickens and many others, and classic scientific works from Charles
the Distributed Proofreaders Image Source list used by Project Managers when creating a project. lists scanning projects and for each has a link to ebook, full text works in progress and produced from scanned images of public domain works
The OAPEN Library contains freely accessible academic books, mainly in the area of humanities and social sciences. OAPEN works with publishers to build a quality controlled collection of open access books, and provides services for publishers, libraries and research funders in the areas of deposit, quality assurance, dissemination, and digital preservation.