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The Biodiversity Heritage Library website, an example of a digital library. A digital library (also called an online library, an internet library, a digital repository, a library without walls, or a digital collection) is an online database of digital objects that can include text, still images, audio, video, digital documents, or other digital media formats or a library accessible through the ...
PDF 2.0 defines 256-bit AES encryption as the standard for PDF 2.0 files. The PDF Reference also defines ways that third parties can define their own encryption systems for PDF. PDF files may be digitally signed, to provide secure authentication; complete details on implementing digital signatures in PDF are provided in ISO 32000-2.
The digital book format used by the digital library company Chaoxing Digital Library (超星数字图书馆) [31] in China. It is a proprietary raster image compression and binding format, with reading time OCR plug-in modules.
Project Gutenberg (PG) is a volunteer effort to digitize and archive cultural works, as well as to "encourage the creation and distribution of eBooks." [2] It was founded in 1971 by American writer Michael S. Hart and is the oldest digital library. [3]
October 2008: The HathiTrust "Shared Digital Repository" (later known as the HathiTrust Digital Library) is launched jointly by the Committee on Institutional Cooperation and the 11 university libraries in the University of California system, all of which were Google partner libraries, in order to archive and provide academic access to books ...
Open Library is an online project intended to create "one web page for every book ever published". Created by Aaron Swartz, [3] [4] Brewster Kahle, [5] Alexis Rossi, [6] Anand Chitipothu, [6] and Rebecca Hargrave Malamud, [6] Open Library is a project of the Internet Archive, a nonprofit organization.
The Europeana library is a European catalog that offers index cards on millions of digital objects and links to their digital libraries. [18] In the same year, HathiTrust was created to put together the contents of many university e-libraries from USA and Europe, as well as Google Books and Internet Archive .
A digital library is a library in which collections are stored in digital formats. See also the categories Bibliographic databases and indexes and Citation indices Subcategories