Abstracting and indexing

–Crossref member

–Wikialpha

–Scilit

–ROAD directory

–ISSN 

–EuroPub

–Asian Science Citation Index

–ResearchBib

Journal directories

–Wikidata

Citation tracking 

–Dimensions catalogue

–CrossMark

–Altmetric

–PlumX Metrics

Content aggregators

–Google Scholar

–Semantic Scholar

–Bielefeld Academic Search Engine (BASE)

Reviewer credits

–Web of Science Reviewer Recognition Service

Digital preservation

–Portico (in progress)

Others

–DOAJ (in progress)

–Scopus (in progress)

–Web of Science (in progress)

Directories

–Electronic Journals Library (EZB) (in progress)

–Open Policy Finder [formerly known as Sherpa Romeo] (in progress)