OSINT Tools, Resources & Blogs

Curated GitHub list of OSINT tools spanning search engines, threat intel, geospatial and social media investigation.

Investigative journalism site publishing open-source investigations and maintaining a toolkit of OSINT resources.

Bellingcat's spreadsheet toolkit of open-source investigation tools for satellite imagery, verification and archiving.

General-purpose conversational AI chatbot for research, drafting and Q&A tasks.

Start.me board of Google Custom Search Engines and search shortcuts for OSINT and people-search research.

Digital Methods Initiative wiki cataloguing web research and data-scraping tools, flagging which are active or deprecated.

Archived site of First Draft's research, training and guides on misinformation, disinformation and verification (2015-2022).

Michael Bazzell's OSINT and privacy hub offering search tools, training courses, books and an OSIP certification.

Blog on OSINT methodology covering SSL certificate analysis, Telegram investigations and disinformation tracking.

Curated resource hub linking OSINT guides, CTFs, dark web tools and technique write-ups by category.

Google Sheet collecting OSINT tools and techniques for locating and researching individuals.

Directory of free OSINT tools and resources organized by information type, from an infosec perspective.

Blog documenting OSINT case studies, including a crowdsourced map tracking Metro Vancouver gang-related shootings.

Archived blog and video library from the now-closed OSINT Curious Project covering OSINT techniques and tools.

Weekly roundup blog of new OSINT tools, techniques and community finds, published most Mondays.

Think tank publishing security analysis on China, Russia and Eurasia via China Brief, Eurasia Daily Monitor and Terrorism Monitor.

Start.me link board curating OSINT books, communities, training, CTFs and tool collections for beginners.

Chrome extension that extracts embedded filenames and metadata from images and videos to aid source verification.

Chrome extension (Feeder) providing an RSS/Atom feed reader with toolbar notifications for tracked sources.

EFF browser extension that automatically learns to block hidden trackers and third-party surveillance.

Chrome extension for reverse image search across 30+ engines including Google, Bing, Yandex and TinEye.

Open-source command-line tool for attack-surface mapping and subdomain enumeration using OSINT and active reconnaissance techniques.

Fast, open-source DNS toolkit for bulk resolution and DNS record enumeration, built to pair with subfinder and httpx.

Command-line application for reading, writing, and editing metadata (EXIF, GPS, IPTC) embedded in images, video, and documents.

Purpose-built browser-based capture tool for OSINT investigators that automatically screenshots, hashes, and logs every page visited.

Open-source, fast web crawler that extracts URLs, emails, secrets, and other data points from a target site for OSINT and recon.

Open-source passive subdomain-discovery tool that aggregates results from many third-party sources through a single CLI.

Open-source command-line tool for downloading and archiving video/audio from YouTube and hundreds of other platforms, used to preserve evidence.

Reference guide explaining 24 common cognitive biases that distort judgment and decision-making.

Reference guide explaining common logical fallacies with examples, plus critical-thinking teaching materials.

Geography guessing game dropping players into Street View panoramas to identify real-world locations.

OSINT training platform offering scenario-based investigation challenges; the platform is currently being rebuilt.

Paid video course library on practical OSINT investigation skills, sold individually or as bundles.

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Interactive quiz teaching reverse image search and geolocation techniques to verify online images and accounts.

X (Twitter) account posting weekly geolocation and verification challenge images for OSINT practice.

Gamified puzzles for practicing OSINT-style people-sourcing and search techniques aimed at recruiters.

Free anonymous temporary email service generating a random disposable inbox on demand.

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Generates a prose fictional-character biography from a handful of input keywords.

Directory of over 220 hobbies across sports, collecting, arts, music and games, useful for building persona backstories.

Instant disposable email address generator with multiple domain options and an inline inbox.

Generates randomized fake identities with employment, personal details and an online-profile persona.

Generates batches of fake contact records - name, address and phone - for testing or persona-building.

Generates a complete fake identity - name, address, birthday, job and photo - for testing or persona use.

Email-linked avatar and profile service that syncs a photo and bio across participating sites.

Lists free disposable mobile numbers from multiple countries for receiving SMS verification codes.

VoIP app providing a secondary phone number for calls and texts across 20+ countries.

Disposable email service generating throwaway inboxes that self-delete after 24 hours of inactivity.

Generates a new AI-synthesized human face image on every page refresh.

AI-generated example resumes modeled on the career details of celebrities and public figures.

Roundup guide listing free services to receive SMS online without using a personal phone number.

Cloud communications platform offering phone numbers and SMS/voice APIs, usable to provision burner numbers.

Disposable temporary email service providing an on-site inbox to avoid spam on your real address.

Glossary of dark web and darknet terminology such as marketplaces, Tor and deep web, for investigators.

Searchable emoji lookup tool for finding and copying emoji characters by name or meaning.

Glossary of extremism and terrorism terminology, including ideological movements and their stated aims.

YouTube channel of Benjamin Strick with OSINT tutorials on geolocation, satellite imagery and social media verification.

Start.me link board of datasets, databases and court-case sources for terrorism and radicalisation research.

OCCRP's investigative journalism site publishing organized crime and corruption reporting.

Start.me link board curating datasets, tools and reading on terrorism, radicalisation and extremism research.

Non-profit running OSINT Search Party CTF competitions and maintaining a customized OSINT VM, focused on finding missing persons.