A curated directory of OSINT, security and infrastructure tools, maintained by a working security practitioner. Every entry has a one-line explanation of what it does and when to use it. Filter by category, type or pricing, sort by what the community loves most, and tap the heart to build your own favourites list (saved in your browser).

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AbuseIPDB

Dark Web & Threat Intelligence

Crowd-sourced database of IPs reported for abuse, with confidence scores and an API.

ADS-B Exchange

Transport & Vehicle Tracking

Unfiltered flight tracking — shows military and private aircraft that other trackers hide.

Ahmia

Dark Web & Threat Intelligence

Search engine for Tor .onion sites that filters abuse material; the usual starting point for dark-web research.

AlienVault OTX

Dark Web & Threat Intelligence

Open Threat Exchange: community-shared indicators of compromise, pulses and adversary profiles.

Amass

IP, Domain & Infrastructure

OWASP tool for in-depth attack-surface mapping and external asset discovery.

Amnesty YouTube DataViewer

Image & Video Analysis

Extracts exact upload time and thumbnails of a YouTube video for reverse image search.

Ansible Lockdown

Compliance & Server Hardening

Ansible roles that apply CIS and STIG baselines to Linux and Windows automatically.

AOL

General Search

A search engine powered by Bing, offering web, image, video, and news search, often bundled with AOL’s other services and content.

archive.today

Web Archives & Caches

On-demand page archiving that captures a permanent snapshot (including many JS-heavy pages).

Awesome OSINT

OSINT Frameworks & Collections

Community-maintained list of OSINT resources on GitHub.

Brave Search

General Search

Independent index — results often differ from Google and Bing, good for second-opinion searches.

BreachDirectory

Breach & Leak Data

Free lookup that shows whether an email or username appears in known breaches, with partial password hashes.

BuiltWith

IP, Domain & Infrastructure

Technology profiler: CMS, analytics, ad networks, hosting and frameworks behind a website.

Burp Suite

Vulnerability & Pentest

Industry-standard web app testing proxy; Community edition is free, Pro adds the scanner.

CachedView

Web Archives & Caches

One box to query Wayback Machine, archive.today and other caches for a URL.

Carrot2

General Search

Clusters search results into topics, useful for quickly mapping what exists about a subject.

CISA Known Exploited Vulnerabilities

Compliance & Server Hardening

Authoritative list of CVEs confirmed exploited in the wild — patch these first.

Companies House (UK)

People & Company Research

Official UK company register with free filings and officer data.

Crunchbase

People & Company Research

Startup and investor intelligence: funding rounds, founders and acquisitions.

DNSDumpster

IP, Domain & Infrastructure

Free domain recon: DNS records, subdomains, MX and a visual host map.

DuckDuckGo

General Search

Privacy-respecting search with useful bang shortcuts (!g, !w) and different ranking from Google.

EmailRep

Email OSINT

Reputation score for any email: age, breach history, social presence and deliverability signals.

Exif.tools

Metadata & File Analysis

Simple drag-and-drop metadata viewer for photos and documents.

Exploit-DB

Vulnerability & Pentest

Archive of public exploits and proof-of-concept code, maintained by OffSec.

FaceCheck.ID

Image & Video Analysis

Reverse face search across social media and news photos (use lawfully and with care).

Firefox Monitor

Breach & Leak Data

Mozilla’s breach alert service built on Have I Been Pwned data; monitors your own addresses.

FOFA

IP, Domain & Infrastructure

Search engine for exposed assets with strong fingerprinting of frameworks and devices.

FotoForensics

Image & Video Analysis

Error-level analysis, metadata and hidden-pixel views to spot edited images.

GeoHints

Geolocation & Maps

Reference of road signs, bollards, licence plates and poles by country for photo geolocation.

GeoSpy

Geolocation & Maps

AI that estimates where a photo was taken from visual cues; always verify manually.

Google Advanced Search

Google Dorks & Advanced Search

Form that builds precise Google queries (exact phrase, site, filetype, date) without memorising operators.

Google Lens

Image & Video Analysis

Visual search from Google: identify objects, landmarks, text and similar images.

Google Maps

Geolocation & Maps

Satellite, Street View and place data — the baseline for any geolocation check.

GreyNoise

Dark Web & Threat Intelligence

Tells you whether an IP is mass-scanning the internet (noise) or targeting you specifically.

Holehe

Email OSINT

Checks whether an email is registered on 120+ sites (Twitter, Instagram, Imgur…) using password-reset flows, without notification.

Hunchly

OSINT Frameworks & Collections

Captures every page you visit during an investigation with hashes and notes for evidence.

Hybrid Analysis

Dark Web & Threat Intelligence

Free malware sandbox by CrowdStrike: detonate files and URLs and get behavioural reports.

ICIJ Offshore Leaks Database

People & Company Research

Searchable data from the Panama, Paradise and Pandora Papers on offshore entities.

IDCrawl

Username OSINT

Free people search that aggregates usernames, social profiles, and public records in one place.

Indian Kanoon

People & Company Research

Free full-text search of Indian court judgments and laws.

Instaloader

Social Media OSINT

Downloads Instagram photos, videos, captions, comments and metadata from public profiles and hashtags.

Instant Username Search

Username OSINT

Checks username availability across 100+ platforms in real time — a fast first pass.

IntelTechniques Tools

OSINT Frameworks & Collections

Michael Bazzell’s search tools for emails, usernames, phones, domains and more.

ISO/IEC 27001:2022

Compliance & Server Hardening

The official information security management system standard (purchase from ISO).

Jeffrey’s Image Metadata Viewer

Metadata & File Analysis

Online EXIF/IPTC/XMP viewer that shows camera, GPS and edit history of an uploaded or linked image.

KartaView

Geolocation & Maps

Open street-level imagery, useful where Street View is unavailable.

LeakCheck

Breach & Leak Data

Searches billions of leaked records by email, username, phone or domain; shows sources and dates.

Maigret

Username OSINT

Collects a dossier on a username by checking 3,000+ sites, with HTML/PDF reports and recursive search.

MarineTraffic

Transport & Vehicle Tracking

Global AIS ship tracking: positions, port calls and vessel particulars.

Metagoofil

Metadata & File Analysis

Downloads public documents from a domain and extracts metadata such as usernames and software versions.

Metasploit Framework

Vulnerability & Pentest

Exploitation framework used to validate vulnerabilities during authorised penetration tests.

Ministry of Corporate Affairs (MCA)

People & Company Research

Official Indian company and LLP master data, directors (DIN) and filings.

MISP

Dark Web & Threat Intelligence

Open-source threat intelligence platform for storing, correlating and sharing IOCs.

Mitaka

OSINT Frameworks & Collections

Browser extension that searches selected IOCs (IP, domain, hash) across dozens of OSINT services.

Mozilla SSL Configuration Generator

Compliance & Server Hardening

Generates secure TLS configs for Nginx, Apache, HAProxy and more.

MXToolbox

Email OSINT

DNS, MX, SPF, DKIM and blacklist lookups for any domain — the standard mail diagnostics toolkit.

Nikto

Vulnerability & Pentest

Web server scanner that checks for dangerous files, outdated software and misconfigurations.

NIST Cybersecurity Framework

Compliance & Server Hardening

Widely used framework (Identify, Protect, Detect, Respond, Recover, Govern) for structuring a security programme.

Nuclei

Vulnerability & Pentest

Fast template-based vulnerability scanner with a huge community template library.

Numverify

Phone Number OSINT

Validates phone numbers worldwide and returns carrier, line type and location via a simple API.

NVD (National Vulnerability Database)

Vulnerability & Pentest

US government CVE database with CVSS scores and references.

Octoparse

Web Scraping & Automation

No-code visual web scraper with cloud scheduling.

OpenRailwayMap

Transport & Vehicle Tracking

Detailed worldwide railway infrastructure map built on OpenStreetMap.

OpenSCAP

Compliance & Server Hardening

Automated compliance scanning against SCAP profiles such as CIS and PCI-DSS, with remediation scripts.

OpenStreetMap

Geolocation & Maps

Community-built map with detailed features often missing from commercial maps.

OpenVAS / Greenbone

Vulnerability & Pentest

Full-featured open-source vulnerability scanner for networks and hosts.

Osintgram

Social Media OSINT

Interactive shell for Instagram OSINT: followers, tagged photos, captions, geotags and more.

Overpass Turbo

Geolocation & Maps

Query OpenStreetMap data (e.g. all petrol stations near a river) to narrow a location.

OWASP ASVS

Compliance & Server Hardening

Application Security Verification Standard: requirement checklist for secure web apps.

OWASP ZAP

Vulnerability & Pentest

Free web application security scanner and intercepting proxy maintained by the ZAP team.

Phonebook.cz

Email OSINT

Lists all email addresses, subdomains and URLs discovered for a domain (by Intelligence X).

Pipl

People & Company Research

Commercial identity resolution platform linking emails, phones and social profiles.

Playwright

Web Scraping & Automation

Browser automation for Chromium, Firefox and WebKit; reliable for scraping modern JS-heavy sites.

Pulsedive

Dark Web & Threat Intelligence

Threat intelligence search for domains, IPs and URLs with risk scoring and enrichment.

Puppeteer

Web Scraping & Automation

Node.js library to control headless Chrome for scraping, screenshots and automation.

Recon-ng

OSINT Frameworks & Collections

Modular web reconnaissance framework with a Metasploit-like console.

SEC EDGAR

People & Company Research

Full-text search of US public company filings.

Security Headers

Compliance & Server Hardening

Scores a site’s HTTP security headers (CSP, HSTS, X-Frame-Options…) with fixes.

SecurityTrails

IP, Domain & Infrastructure

Historical DNS, WHOIS and subdomain data for attack-surface mapping.

Sentinel Hub EO Browser

Geolocation & Maps

Free satellite imagery (Sentinel, Landsat) with time-lapse for change detection.

Snap Map

Social Media OSINT

Public Snapchat stories plotted on a world map — useful for verifying events at a location.

Social Blade

Social Media OSINT

Historical follower, view and growth statistics for YouTube, Instagram, X, Twitch and TikTok accounts.

Sowsearch

Social Media OSINT

Rebuilds Facebook graph-search style queries for people, places, posts and photos.

sqlmap

Vulnerability & Pentest

Automates detection and exploitation of SQL injection flaws.

SSL Labs Server Test

Compliance & Server Hardening

Grades a public HTTPS server’s certificate, protocol and cipher configuration.

Startpage

General Search

Google results without tracking; handy for anonymous searching during investigations.

Subfinder

IP, Domain & Infrastructure

Fast passive subdomain enumeration using many online sources.

Telegago

Social Media OSINT

Custom Google search engine focused on public Telegram channels, groups and posts.

ThreatFox

Dark Web & Threat Intelligence

Free IOC sharing platform from abuse.ch: malware hashes, C2 IPs and domains.

Tor Browser

Dark Web & Threat Intelligence

Privacy-focused browser needed to access .onion services safely during dark-web investigations.

TruePeopleSearch

People & Company Research

Free US people search returning addresses, phones and relatives.

URLhaus

Dark Web & Threat Intelligence

abuse.ch feed of URLs used for malware distribution; search by domain, IP or hash.

urlscan.io

IP, Domain & Infrastructure

Sandboxed website scanner that records requests, screenshots and technologies for any URL.

Vahan (Parivahan Sewa)

Transport & Vehicle Tracking

Government of India vehicle registration lookup (RC status) by registration number.

VesselFinder

Transport & Vehicle Tracking

Free AIS vessel positions, voyage data and ship photos.

ViewDNS.info

IP, Domain & Infrastructure

Dozens of quick lookups: reverse IP, reverse WHOIS, DNS history, port scan, IP location.

Wappalyzer

IP, Domain & Infrastructure

Browser extension that identifies the technologies a website is built with.

Wayback Machine Extension

Web Archives & Caches

Browser extension to save pages, view archived versions and check for broken links.

Wazuh

Compliance & Server Hardening

Open-source SIEM/XDR with file-integrity monitoring, vulnerability detection and CIS compliance checks.

Whois (ICANN Lookup)

IP, Domain & Infrastructure

Official ICANN registration data lookup for domain names.

yt-dlp

Image & Video Analysis

Downloads video and metadata from YouTube and 1,000+ other sites for offline analysis.

Zauba Corp

People & Company Research

Quick view of Indian company registrations, directors and charges, sourced from MCA.

ZoomEye

IP, Domain & Infrastructure

Cyberspace search engine for internet-exposed devices and services (Shodan alternative).

Arkham Intelligence

Blockchain & Crypto Tracing

Entity-based blockchain intelligence and deanonymization platform with wallet attribution.

Blockchair

Blockchain & Crypto Tracing

Search and analytics engine for Bitcoin, Ethereum, and multiple chains.

Ask

General Search

Originally a question-and-answer-based search engine, now provides general search capabilities and curated answers.

MetaSleuth

Blockchain & Crypto Tracing

Visual blockchain investigation tool for tracing cross-chain fund flows and address relationships.

Baidu

General Search

The leading Chinese-language search engine, offering web search, maps, news, and other online services primarily for users in China.

Breadcrumbs

Blockchain & Crypto Tracing

Blockchain transaction visualizer and graph analysis tool with clustering and tagging.

Bing

General Search

Microsoft’s search engine, known for its visual search interface, integration with Microsoft services, and AI-powered results.

OKLink Explorer

Blockchain & Crypto Tracing

Multi-chain blockchain explorer with address tagging and fund tracing tools.

EntireWeb

General Search

A privacy-focused search engine offering ad-free search results without tracking user data.

Whale Alert

Blockchain & Crypto Tracing

Tracks large on-chain transactions and exchange movements in real time.

Goodsearch

General Search

A charity-focused search engine that donates a portion of its revenue to user-selected causes for every search performed.

Etherscan

Blockchain & Crypto Tracing

Ethereum blockchain explorer with token, contract, and transaction details.

Google Search

General Search

The world’s most popular search engine, known for its speed, accuracy, and comprehensive results across web, images, news, and more.

Blockchain Explorer

Blockchain & Crypto Tracing

BTC and ETH explorer for checking transactions, blocks, and addresses.

Bitquery Explorer

Blockchain & Crypto Tracing

Comprehensive on-chain data API and explorer for multiple blockchains.

DEXTools

Blockchain & Crypto Tracing

Real-time DeFi trading data, wallet tracking, and liquidity analysis.

Naver

General Search

South Korea’s leading search portal, offering integrated search results, news, blogs, and social content.

ScamSniffer

Blockchain & Crypto Tracing

Monitors and reports on phishing and scam addresses across chains.

Search Page

General Search

A niche search engine that operates its own crawlers and ranking pipeline.

Revoke.cash

Blockchain & Crypto Tracing

Audit and revoke smart contract approvals to prevent token drain exploits.

Zapper

Blockchain & Crypto Tracing

Portfolio and wallet visualizer useful for mapping DeFi interactions.

Wolfram Alpha

General Search

A computational knowledge engine that provides answers to factual queries by computing data rather than indexing web pages.

Tenderly

Blockchain & Crypto Tracing

Smart contract debugger and transaction simulator with detailed analytics.

Yahoo! Search

General Search

A web portal that offers search (powered by Bing), news, finance, email, and a variety of other online services.

Yandex

General Search

Russia’s largest search engine, offering web search, maps, translation, and many other services, similar to Google.

Solscan

Blockchain & Crypto Tracing

Explorer and analytics dashboard for Solana transactions and addresses.

Google Hacking Database

Google Dorks & Advanced Search

Curated repository of Google dorks to find exposed pages and files.

DorkSearch

Google Dorks & Advanced Search

Web app to automate Google dork queries with intelligent suggestions.

Pagodo

Google Dorks & Advanced Search

CLI/Python script to run and manage Google dork queries at scale.

Google Tag Assistant

Google Dorks & Advanced Search

Chrome extension for detecting Google Analytics/GTM tags on pages.

Wayback Google Analytics

Google Dorks & Advanced Search

Uses Wayback/Archive data to collect historical GA/GTM IDs.

Reverse Analytics Search

Google Dorks & Advanced Search

Lookup sites sharing the same Google Analytics/GTM ID.

InVID/WeVerify

Image & Video Analysis

Toolkit for image & video verification, keyframe extraction, reverse-image chaining.

Forensically

Image & Video Analysis

Web-based image forensics (ELA, clone detection, noise analysis, metadata).

Google Reverse Image Search

Image & Video Analysis

Broad reverse image search to find duplicates and sources.

Yandex Images

Image & Video Analysis

Strong reverse-image engine, often effective for faces & Eastern-Europe results.

TinEye

Image & Video Analysis

Image-origin & duplicate finder with oldest-seen functionality.

Bing Visual Search

Image & Video Analysis

Microsoft's reverse image search; good for objects and landmarks.

PimEyes

Image & Video Analysis

Face-focused image search using facial-recognition to find matches online.

Shodan

IP, Domain & Infrastructure

Search engine for internet-connected devices; reveals open ports/services.

Censys

IP, Domain & Infrastructure

Internet-wide host & certificate search for mapping exposed assets.

IPinfo

IP, Domain & Infrastructure

IP geolocation, ASN, ISP, and related metadata with API access.

ARIN WHOIS

IP, Domain & Infrastructure

Regional registries for IP allocation and registrant lookup.

SpiderFoot

IP, Domain & Infrastructure

Automated OSINT reconnaissance & attack surface mapping from many sources.

Maltego

IP, Domain & Infrastructure

Visual link analysis platform with transforms to map relationships.

theHarvester

IP, Domain & Infrastructure

Email/subdomain/host data collection from public sources (CLI).

Netcraft Site Report

IP, Domain & Infrastructure

Site profiling (hosting, tech stack, history, phishing/malware flags).

Have I Been Pwned

Breach & Leak Data

Check if emails/phones appear in known breaches with notifications.

DeHashed

Breach & Leak Data

Large searchable database of leaked credentials and personal data.

Snusbase

Breach & Leak Data

Search across breached databases and paste sites for emails/usernames/IPs.

Intelligence X

Breach & Leak Data

Archive+search engine for leaks, paste sites, darknet and historic content.

Google Earth Pro

Geolocation & Maps

High-resolution satellite imagery, 3D terrain, Street View and historical imagery.

Mapillary

Geolocation & Maps

Crowdsourced street-level imagery useful where Street View is limited.

Wikimapia

Geolocation & Maps

Collaborative map annotations and user-added place descriptions.

SunCalc

Geolocation & Maps

Sun/shadow position calculator for verifying photo timestamps via shadows.

OSINT Framework

OSINT Frameworks & Collections

Curated directory of OSINT tools & techniques by category (huge index).

Sherlock

Username OSINT

Fast username search across hundreds of social platforms to find accounts.

WhatsMyName

Username OSINT

Up-to-date list/patterns for username discovery across many sites.

Namechk

Username OSINT

Username availability checks across many platforms to find presence.

Social Searcher

Social Media OSINT

Real-time multi-platform social search for keywords & user mentions.

FOCA

Metadata & File Analysis

Finds & extracts metadata from office docs/PDFs hosted on websites.

Tesseract OCR

Metadata & File Analysis

Open-source OCR engine to extract text from images and scanned PDFs.

Truecaller

Phone Number OSINT

Large crowdsourced caller-ID and reverse phone lookup (app & web).

NumLookup

Phone Number OSINT

Web-based reverse phone lookup (CNAM/carrier info) for many numbers.

Sync.Me

Phone Number OSINT

Reverse lookup and spam identification services for phone numbers.

IOC Web Scraper

Web Scraping & Automation

Python web scraping framework to pull data from a website including links and images

Scrapy

Web Scraping & Automation

Python web scraping framework for building scalable crawlers.

Selenium

Web Scraping & Automation

Browser automation for scraping dynamic JS pages and interactions.

Instant Data Scraper

Web Scraping & Automation

Browser extension that auto-detects tabular data for one-click scraping.

Apify

Web Scraping & Automation

Cloud scraping/automation platform with prebuilt actors for many sites.

How to use this directory

Start broad, then narrow. Begin with General Search and Google Dorks to see what is publicly indexed, then move to the specialised categories (Username, Email, Phone, Image) as you find identifiers. Record every source as you go — the Web Archives tools let you preserve pages that might disappear.

Verify with two independent sources. Reverse image search hits, geolocation guesses and people-search records are leads, not facts. Confirm each finding with a second, unrelated tool before you rely on it.

Stay lawful and ethical. These tools only access publicly available information. Do not use them to harass, stalk or access accounts you do not own. Investigations involving specific individuals should have a lawful basis and, where required, written authorisation.

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