Linux
Mozilla_Firefox
GNU-FDL
GNU_General_Public_License
Ubuntu
UNIX
Tim_Berners-Lee
MediaWiki
Bitcoin
Python_(Programmiersprache)
PHP
Debian
Perl
KDE
Apache_OpenOffice
GNOME
Inkscape
Blender
Gentoo_Linux
Theora
Knoppix
Sed
Urheberrecht
Jolla
Copyleft