BASE indexes 300M+ open-access academic documents from institutional repositories and publishers worldwide for research verification.
Creative Commons Search (ccsearch) indexes openly licensed images and media across platforms for legal reuse in research and publications.
Genealogy.com hosts user-submitted family trees and historical vital records supporting lineage research and biographical background investigations.
Infobel provides business and residential directory data across 60+ countries for cross-border entity verification and contact lookup.
The official archive of the UK government. Our vision is to lead and transform information management, guarantee the survival of today
Open Library provides free access to millions of digitized books and bibliographic records, building toward a page for every book published.
Page Press hosts open-access peer-reviewed journals across life sciences, medicine, and social sciences — free to read without subscription.
PubPeer enables scientists to search for their publications or their peers publications and provide feedback and/or start a conversation anonymously.
ScienceDirect hosts peer-reviewed articles and book chapters from Elsevier journals across science and technology disciplines.
Open Syllabus maps academic curricula across 32M+ syllabi, helping verify claimed credentials and reconstruct research backgrounds.
WikiLeaks Advanced Search provides keyword access across millions of leaked diplomatic cables, intelligence files, and corporate communications.