- Lenta.ru
-
NTV
News and more ... - Russian Radio
-
Library Aldebaran
Huge collection of on-line books, but only in Russian ;-) - Yandex
- Aport
- The GNU Coding Standards
- GNU Autotools manual
- GNU Autotools
- Doxygen
-
Programming with Regex
Regex datastructures and functions in C programs. - GNU Emacs Manual
-
Bash Scripting
Advances Bash-Scripting Guide -
lartc.org
Linux Advanced Routing & Traffic Control -
Gentoo Linux
Highly customizable flavor of Linux -
Security Tools
List of useful security tools