From a Directory of Open Access Books (DOAB) Announcement:
Last December DOAB welcomed OpenEdition as a partner. One of the first and most visible results of this cooperation is the launch of a French version of DOAB. We are proud to announce that DOAB is now also available in French.
The books listed in the directory are in several languages.
Direct to DOAB in French
Direct to DOAB in English
In August 2015 the DOAB was the recipient of the Brill/IFLA Open Access Award and during May 2015 DOAB announced they were working with 100 publishers.