The right OSINT tool for every question
A curated directory of open-source intelligence tools, paired with practical guides — so you spend less time hunting for tools and more time investigating.
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OSINT tools
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Explore tools by what you're investigating
Every category maps to a real question — pick the artifact in your hand.
Popular OSINT methods
Step-by-step playbooks for the OSINT techniques that matter most — each one practical enough to follow today.
How to Geolocate a Photo From Visual Clues
A step-by-step method for pinning down exactly where a photo was taken — even with no metadata — by reading the image and matching it against satellite and street-level imagery.
Read the methodarrow_forwardHow to Verify a Photo With Reverse Image Search
A practical workflow for checking whether an image is genuine, when it first appeared, and whether it really shows what it claims — before you trust or share it.
Read the methodarrow_forwardHow to Find Every Account Linked to a Username
A method for taking a single handle and mapping the full set of accounts tied to it across platforms — the foundation of people-focused investigations.
Read the methodarrow_forwardHow to Investigate an Email Address
A workflow for turning an email address into intelligence: breach exposure, the services it's registered with, and the accounts and identity behind it.
Read the methodarrow_forwardHow to Map a Domain's Infrastructure
A reconnaissance method for enumerating a domain's subdomains, DNS records, certificates, and related assets to reveal an organisation's full online footprint.
Read the methodarrow_forwardHow to Set Up a Safe OSINT Research Environment
A setup method for investigating cleanly and safely — a compartmentalised browser, research accounts, and the OPSEC habits that protect both you and your findings.
Read the methodarrow_forwardFind the right method for your task
Answer three quick questions and get a tailored shortlist of OSINT methods and tools.
OSINT glossary
Plain-language definitions of the terms, techniques and acronyms you'll meet across the field.
From the blog
Nov 14, 202418 min read
OSINT Roadmap for 2025: Key Skills, Tools, and Trends to Watch
This OSINT Roadmap tailored for 2025, is outlining essential skills, key tools, and current trends that will shape the OSINT field in 2025.
Readarrow_forwardJan 18, 202418 min read
Free OSINT Tools (+65 Tools)arrow_forwardarticleFeb 17, 202318 min read
Top OSINT Websitesarrow_forwardarticleDec 13, 202218 min read
What is OSINT? (Open Source Intelligence) – A Comprehensive Guidearrow_forwardarticleJan 15, 202518 min read
OSINT for Crisis Management: Responding to Emergenciesarrow_forwardFrequently asked questions
What is OSINT?add
OSINT stands for open-source intelligence: collecting and analyzing information that is publicly available, from social media and websites to public records and satellite imagery.
Is using these tools legal?add
Accessing publicly available information is generally legal, but the details depend on your jurisdiction and how you use it. Never bypass access controls or violate a site's terms of service, and respect people's privacy. See our disclaimer for more.
Are the listed tools free?add
Many are completely free and open source. Others are freemium, offering a useful free tier with paid upgrades. Each listing shows a pricing badge so you know what to expect.
Do I need an account to use OSINT Guide?add
No. Browsing the directory and reading the guides is open to everyone. An account is only needed for optional saved features.