The Liberation(tm) version 2.00.0 onward are Licensed under the SIL Open Font License, Version 1.1.
Older versions of the Liberation(tm) Fonts is released as open source under the GNU General Public License version 2 with exceptions. See License
The Liberation(tm) Fonts is a font family which aims at metric compatibility with Arial, Times New Roman, and Courier New. It is sponsored by Red Hat
Based on Arimo, which was designed by Steve Matteson as an innovative, refreshing sans serif design that is metrically compatible with Arial™. Arimo offers improved on-screen readability characteristics and the pan-European WGL character set and solves the needs of developers looking for width-compatible fonts to address document portability across platforms.