The MP3-HOWTO describes the hardware, software, and procedures needed to encode, play, mix, and stream MP3 sound files under Linux. It covers encoding MP3s from a live or external source, encoding MP3s from audio CDs, streaming MP3s over a network, listening to MP3s, and mixing MP3s.
HappyDoc is a tool for extracting documentation from Python source code. It differs from other such applications by the fact that it uses the parse tree for a module to derive the information used in its output instead of importing the module directly. This allows the user to generate documentation for modules which need special context to be imported.
Linux Facile is an Italian manual for those who have little experience with GNU/Linux, but who wish to become familiar with it. It is designed to make the experience of learning and using GNU/Linux an easy and gradual one. It is available in several formats, and is covered by the GNU Free Documentation License.
TrinityOS is a step-by-step, example-driven HOWTO on building a very functional Linux box with strong security in mind. TrinityOS is well known for its strong packet firewall ruleset, Chrooted and Split DNS (v9 and v8), secured Sendmail (8.x), Linux PPTP, Serial consoles and Reverse TELNET, DHCPd, SSHd, UPSes, system performance tuning, the automated TrinityOS-Security implementation scripts, and much more.
Palmdoc, inspired by javadoc, is a Perl program intended to help Palm programmers document their projects. It takes a projectname as input and walks along the project files, generating an HTML document from the code and the comments. While palmdoc has some strict rules, it helps the programmer maintain a clear document-structure and minimizes the effort of having to write seperate documentation for each project.