BASE indexes 300M+ open-access academic documents from institutional repositories and publishers wor…
Creative Commons Search (ccsearch) indexes openly licensed images and media across platforms for leg…
Genealogy.com hosts user-submitted family trees and historical vital records supporting lineage rese…
Infobel provides business and residential directory data across 60+ countries for cross-border entit…
The official archive of the UK government. Our vision is to lead and transform information managemen…
Open Library provides free access to millions of digitized books and bibliographic records, building…
Page Press hosts open-access peer-reviewed journals across life sciences, medicine, and social scien…
PubPeer enables scientists to search for their publications or their peers publications and provide …
ScienceDirect hosts peer-reviewed articles and book chapters from Elsevier journals across science a…
Open Syllabus maps academic curricula across 32M+ syllabi, helping verify claimed credentials and re…
WikiLeaks Advanced Search provides keyword access across millions of leaked diplomatic cables, intel…
Breach intelligence service for searching exposed usernames, emails, IPs, and related data, with mon…
Lookup email addresses and mailing addresses with reverse email search to identify people and organi…
Addresses.com provides US residential address lookups, reverse phone searches, and people finder too…
Ancestry search provides access to billions of historical records including census data, vital recor…
Canada411 is Canada's people directory for finding individuals by name, providing addresses and phon…
Classmates.com connects school alumni through yearbook archives and graduation records, useful for b…
Discover your family history. Explore the world’s largest collection of free family trees, genealogy…