Free Reference Fonts
Roboto
by Google Android Design
in Basic / Sans serif
Liberation Sans
by Red Hat
in Basic / Sans serif
MPH 2B Damase
by Mark Williamson
Bitstream Vera Sans
by The Gnome Project
in Basic / Sans serif
Linux Libertine
by Philipp H. Poll
Aver
by Lauren Thompson
Linux Biolinum
by Philipp H. Poll
in Basic / Sans serif