LIBERATION font software consists of TrueType-OpenType formatted font software for rendering LIBERATION typefaces in sans serif, serif, and monospaced character styles. There are three sets: Sans (a substitute for Arial, Albany, Helvetica, Nimbus Sans L, and Bitstream Vera Sans), Serif (a substitute for Times New Roman, Thorndale, Nimbus Roman, and Bitstream Vera Serif) and Mono (a substitute for Courier New, Cumberland, Courier, Nimbus Mono L, and Bitstream Vera Sans Mono). WWW: https://fedorahosted.org/liberation-fonts/