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tools / grep-app

grep.app

Fast regex search across half a million public GitHub repos. Find leaked config, internal hostnames, emails or API endpoints mentioning a target.

freeweb

field note

Search an internal hostname suffix (like corp.example.com) or a company email domain to find developers' repos that leak infrastructure details.

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searchcodesearchcode.com

Source code search engine indexing code from GitHub, GitLab, Bitbucket and other forges. It complements grep.app with broader coverage beyond GitHub.

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Search engine and archive of leaks, pastes, dark-web pages, and historical data. Supports email, domain, IP, CIDR, URL, and crypto address selectors.

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PublicWWWpublicwww.com

Source code search engine for web pages. Find every site containing a given snippet, analytics ID, script, or keyword in its HTML, JS or CSS.

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CrossTracecrosstrace.io

One identifier in, one reconciled view out: runs an email, username, phone or domain across the OSINT APIs you hold keys for (OSI, Dehashed, Opsis) and merges results with per-source attribution.

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emailusernamephonedomaindetails

Free tools that check whether an email, username, or domain appears in infostealer-malware logs, with infection date and the compromised machine's details.

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Hunterhunter.io

Finds professional email addresses for a company domain, infers the address pattern (e.g. first.last@), and verifies deliverability.

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