Directories
Directory of open access journals (DOAJ) is "a community-curated online directory that indexes and provides access to high quality, open access, peer-reviewed journals."
JustDeleteMe: A directory of direct links to delete your account from web services.
Resolve a Digital Object Identifier (DOI) name: Your browser will take you to a Web page (URL) associated with that DOI name.
- The DOI Handbook is "the primary source of information about the DOI® system."