Tool to check domain ownership history. Access WHOIS records across 25B+ entries via lookup, API, or database download — useful for investigations, attribution, and threat research. https://whois-history.whoisxmlapi.com/

Web tool to trace digital footprints. Search across domains, emails, phone numbers, IPs, and crypto addresses to map connections and investigate online identities. https://infotrail.io/

Tool for extracting hidden metadata from online documents (PDF, Word, Excel, Images) https://github.com/techenthusiast167/NFOMINER

Fetch information about any public Google document. https://github.com/Malfrats/xeuledoc

Search YouTube by location for geotagged videos. Find videos near you or anywhere in the world. https://mattw.io/youtube-geofind/location

Search several resources for archived YouTube video and metadata. https://findyoutubevideo.thetechrobo.ca

Another Darkweb engine https://www.torry.io/search/

OSINT tool to find breached emails, databases, pastes, and relevant information. https://github.com/Ekultek/WhatBreach

Reverse username search engine that finds full account information across social networks, dating sites, forums, and other platforms. Discover real names, fake names, emails, phone numbers, hidden profiles, pictures, online activity, and more. https://usersearch.org/

Shows daily reach, engagement, post frequency, and growth trends of top Facebook Pages, providing insights across multiple countries. https://app.fanpagekarma.com/social-media-index