format which is particularly well suited to books and papers about computer hardware and software
can store not only a documentation, but also general books and articles, web-sites, slides, thesis, …
SGML/XML based
open and platform neutral
stable—DocBook is used and developed since 1991
standardized—DocBook development is done under OASIS
OASIS takes care about many other open formats, including OpenDocument
DocBook users: software vendors (Novell, Sun, HP), publishing houses (O'Reilly), open-source projects (Linux, FreeBSD, PHP, RedHat, …)