osint.sh
Email search tool for finding public addresses and related information during OSINT investigations.
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osint.support
A Chrome extension that reverse-looks up a LinkedIn profile from an email address, returning the name, profile id, username and profile image if a match is found. It requires an active LinkedIn login session and allows up to 50 unique email addresses searched. Version 1.0 was published Sep 3, 2019.
A blog post listing OSINT utilities for the Google Chrome browser. It states that browser extensions can aid investigators, recommends a clean browser installation for sensitive investigations, and includes items such as Exif Viewer Pro, Hunter Email Finder, and Instant Data Scraper.
pikaosint.pages.dev
A curated directory of OSINT tools and resources organized by categories such as username, email, phone, image, social, chat, gaming and location. The page states that it prioritizes highly effective content over quantity and lists only services that can be used for free. It includes dorks and tool entries with usage examples.
epieos.com
OSINT platform for reverse email and phone lookups, helping investigators find public account links and digital traces.
one-plus.github.io
OSINT Toolkit provides email and username lookup tools. Users enter a username or email to run general searches, social media searches and messaging app searches. The site notes that username and email results are an approximation, so negative results do not necessarily mean an account is not in use.
github.com
User Scanner is a two-in-one email and username OSINT suite with native MCP support. It performs deep data extraction from a single email or username, analyzing over 1080 maintained scan vectors, including more than 200 email and 880 username sources. It is intended for security research, investigations, and digital footprinting.
hotsheet.com
Email Breach Analysis is a free service that checks whether an email address appears in hacked data from known database breaches. It returns a summary of information that may be at risk, critical identity alerts, and a relative exposure rating.
osint.support
A Chrome extension that restores the pre-2018 ability to look up the Facebook account linked to an email address, subject to privacy settings. It requires the user to be logged in to a Facebook account while the page is active, and returns the profile ID and profile image when a match is found.
identificator.space
Reverse email lookup tool for finding public profiles, social accounts, and identity clues linked to an email address.
docs.google.com
This is a no-longer-maintained Google Sheets resource collection compiled by AaronCTI, with its updated version hosted at OSINTPORTAL.COM. It categorizes links to cyber threat intelligence and open source intelligence resources for lookups including email addresses, IP addresses, social media profiles, and data breaches.
github.com
OSINT tool that helps derive possible phone numbers connected to an email using partial number clues.
pypi.org
h8mail is a Python tool for email OSINT and password breach hunting. It finds passwords through breach and reconnaissance services or local data, supports premium lookup services, and can search .txt and .gz files locally using multiprocessing.
github.com
OSINT tool for finding accounts and public traces connected to an email address across online services.
aware-online.com
OSINT search page with tools and queries for finding email addresses and related public information online.
pypi.org
Python OSINT tool that checks whether an email address is registered on many sites without sending mail.
intelx.io
Intelligence X is a provider of free open source intelligence (OSINT) and forensic tools for investigative use. The platform offers a suite of tools for searching third-party sites, performing social media intelligence on Facebook, Twitter, LinkedIn, Telegram and YouTube, plus utilities for validating email addresses, looking up domains, IPs, Bitcoin addresses, images and other data types.
github.com
OSINT framework for finding public information linked to phone numbers, emails, usernames, and other identifiers.
analystresearchtools.com
Analyst Research Tools is a collection of OSINT search links organized by category, including people, PII sites, social media, email, phone number, vehicle and username searches. It provides input forms for names, usernames, emails, phone numbers and other identifiers, alongside search builders, a bulk URL opener and the ability to select or deselect sites.
intelx.io
Intelligence X is a provider of free open source intelligence (OSINT) and forensic tools for investigations. Its toolset supports search across third-party sites, social media intelligence for Facebook, Twitter, LinkedIn, Telegram, and YouTube, and utilities for tasks including email validation, domain lookups, IP lookups, Bitcoin tracing, and image analysis. All listed OSINT and forensic tools are available to use at no cost.
intelx.io
OSINT search platform for finding emails, domains, files, leaks, and public records across sources.
inteltechniques.com
A free collection of search tools from IntelTechniques, described as a supplement to the book OSINT Techniques, 11th Edition. It links to query categories including search engines, social networks, email addresses, usernames, names, addresses, telephone numbers, maps, documents, images, videos, domains, and IP addresses. Queries run in the user's own browser.
github.com
Passive OSINT reconnaissance framework in Rust: subdomains, DNS, ASN, certificate transparency history, GitHub dorking, tech fingerprinting, emails an
pypi.org
Python tool for collecting email addresses from search engines and public web sources during authorized research.