Liberation Sans, Liberation Sans Narrow, Liberation Serif, and Liberation Mono are mathematically equivalent versions to four of Monotype Corporation's most popular fonts: Arial, Arial Narrow, Times New Roman, Courier, respectively.
The entire Liberation family, designed for Apple and then adopted by Microsoft in the 90s, is easily read on the screen, since it was the goal of its creation.
PT Serif, FF Tisa, Merriweather, FF Meta Serif
BEST USED FOR
Titles, menu, body of the text