chiadobooks.com
Search publications, authors, citations and related academic metadata.
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sciencechina.cn
Find scholarly literature and bibliographic records using structured search fields.
aware-online.com
Aware Online OSINT tool for searching companies, registries, websites, and business records.
courtlistener.com
Free legal search platform for court opinions, dockets, oral arguments, judges, and RECAP records.
crt.sh
CRT Certificate Search searches public certificate records, TLS data, domains, and related infrastructure details.
biblio.cypruslibrary.gov.cy
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deaflibrary.org
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comicguide.de
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catalog.digital-scriptorium.org
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diigo.com
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doabooks.org
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github.com
DisableAMP is an open source project with code, documentation, and setup resources for search operators.
dorksearch.com
Google dork builder that helps create advanced search queries for OSINT and security research.
eyedex.org
Search indexed open web directories by filename, extension and file category.
findpdfdoc.com
Find-pdf-doc helps search public documents, archives, records, and research collections.
pascal-francis.inist.fr
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primo.getty.edu
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github.motakasoft.com
Search tool for finding GitHub awesome lists, curated repositories, and developer collections.
brownbook.net
Business directory for finding companies, categories, contact details, and local listings.
gnuteca.org.br
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QRZ callsign database for searching amateur radio operators, call signs, and station details.
heloise.ccsd.cnrs.fr
Find scholarly literature and bibliographic records using structured search fields.
Guide to using LinkedIn people search methods for sourcing, recruiting, and professional OSINT.