Unified serif and sans-serif typeface families

multilingual open-source typeface family from Google

typeface

libre and open-source font superfamily

Palatino is an old-style serif typeface designed by Hermann Zapf, initially released in 1949 by the Stempel foundry and later by other companies, most notably the Mergenthaler Linotype Company. Palatino is optimised for legibility with open counters, balanced proportions, moderate stroke contrast and flared serifs.

Roboto () is a typeface family developed by Google. The first typeface was created as the system font for its Android operating system, and released in 2011 for Android 4.0 "Ice Cream Sandwich".

open-source font superfamily

family of typefaces

Lucida (pronunciation: ) is an extended family of related typefaces designed by Charles Bigelow and Kris Holmes and released from 1984 onwards. The family is intended to be extremely legible when printed at small size or displayed on a low-resolution display – hence the name, from 'lucid' (clear or easy to understand).

open-source font superfamily

open-source font superfamily

typeface family

Rotis is a typeface developed in 1988 by Otl Aicher, a German graphic designer and typographer. In Rotis, Aicher explores an attempt at maximum legibility through a highly unified yet varied typeface family that ranges from full serif, glyphic, and sans-serif. The four basic Rotis variants are:

open-source typeface family developed by IBM

set of open-source typefaces

typeface designed by Erik Spiekermann

open-source font superfamily

typeface

group of typefaces that fall into multiple classifications but nevertheless are related by appearance or purpose of usage

typeface

font superfamily