Open Access
Max Planck digital library (MPDL): OA Publishing
Site including a catalog for prospective MPS authors providing an overview of all Open Access publishing agreements
Open Access publishing
A complete list of journals in which articles written by MPS researchers can be published free of charge
Springer agreement with the May Planck Society
Covering those subscription-based journals that are offering the hybrid open access option "Open Choice"
open-access.net
The platform provides comprehensive information on the subject of Open Access (OA) and offers practical advice on its implementation
oaFindr
The world's largest curated open access discovery platform, offering access to more than 25 million articles published in peer-reviewed journals.
DOAJ
Directory of Open Access Journals (DOAJ) aims to be comprehensive and cover all open access scientific and scholarly journals that use a quality control system to guarantee the content.
DOAB
The primary aim of the Directory of Open Access Books (DOAB) is to increase discoverability of Open Access books. Academic publishers are invited to provide metadata of their Open Access Books to DOAB.
oaDOI Resolver
Open Access DOI Resolver looks for a free version of an article.
OAD
The Open Access Directory is a wiki where the open access (OA) community can create and support simple factual lists about open access to science and scholarship. It was launched in 2008 and is hosted at Simmons College, Boston, MA.
Descriptions by the OHB at the MPI for biophysical Chemistry, Göttingen.