Avenir Next (2004–2012) is an updated version of Avenir (1988). The differences in most of the lettershapes are minor. The most important changes are: a new italic design, the addition of new weights and widths (there was no Condensed before), and expanded language support. A Variable Set was added in 2019.
Avenir Next World (2021) offers extended script support including Latin, Cyrillic, Greek (Akira Kobayashi), Armenian (Elena Papassissa), Hebrew (Yanek Iontef), Arabic (Nadine Chahine, Toshi Omagari), Georgian (Akaki Razmadze), and Thai (Anuthin Wongsunkakon). See also Janna (Nadine Chahine, 2004) for an Arabic companion.