Web-Based
Tools that are used directly through a website in a browser, with no install required.
ADS-B Exchange
Live and historical aircraft tracking built from crowdsourced, unfiltered ADS-B receiver data.
ANY.RUN
Interactive online malware sandbox that runs suspicious files and URLs and records their behaviour.
AbuseIPDB
Community-maintained database of reported malicious IP addresses, with reputation lookups and a free API tier.
Ahmia
Search engine for Tor hidden services (.onion), excluding abuse material.
Aleph
OCCRP's platform for searching and cross-referencing leaked and public documents and data.
AlienVault OTX
Open Threat Exchange sharing community indicators of compromise.
Bellingcat Online Investigation Toolkit
Curated, maintained directory of open-source investigation tools.
BreachDirectory
BreachDirectory is a free breach-search tool for OSINT investigations: enter an email address or username to check whether it appears in known public data breaches, so you can spot exposed accounts and know which passwords to rotate.
BuiltWith
Technology profiler that reports the frameworks, analytics, hosting and other services a website is built with.
Censys
Search engine for internet-facing hosts, certs, and services.
Companies House
UK government register for searching company filings, officers and persons with significant control.
Criminal IP
Search engine and threat-intelligence platform for internet-exposed assets, IP reputation and domain scans.
Crunchbase
Company and investor database covering funding rounds, leadership and acquisitions for startups and private companies.
CyberChef
GCHQ's browser-based "Cyber Swiss Army Knife" for decoding, decrypting, transforming and analysing data.
DNSDumpster
Free domain research tool that maps a domain's subdomains and hosts.
Datashare
ICIJ's tool for indexing, searching and extracting entities from large document sets.
DeHashed
Search engine over billions of breached credentials and personal records.
DomainTools
Domain intelligence platform with WHOIS history, reverse WHOIS and DNS pivoting for investigating who is behind a domain.
Epieos
Reverse email lookup and digital-footprint tracing.
FOFA
Cyberspace search engine that indexes internet-exposed hosts, services and web fingerprints for querying.
FaceCheck.ID
FaceCheck ID — sometimes searched as face check id — is a freemium facial-recognition search engine that finds where a face appears across the web. It is a dual-use OSINT tool: used responsibly, treat it like PimEyes and check what a face search reveals about you before running it on anyone else.
FastPeopleSearch
Free US people lookup by name, phone or address.
Flare
Threat-exposure and dark-web monitoring: finds leaked credentials, stealer logs, and exposed data.
FlightAware
Live and historical flight tracking with aircraft, airport and tail-number lookups; deeper history on paid plans.
Flightradar24
Live and historical aircraft flight tracking.
Forensically
Free in-browser image-forensics toolkit (error-level analysis, clone detection, noise analysis, metadata) that never uploads your images.
FotoForensics
Online error-level analysis and metadata inspection to detect edited images.
GetContact
Caller-ID and spam-blocking app with a web lookup that identifies who a phone number belongs to.
Google Earth
Google Earth is not a live satellite feed — its imagery is periodically updated historical and aerial photography, not real-time video. For OSINT work it still offers a global historical-imagery timeline, 3D terrain views, distance and area measurement tools, and KML/KMZ support for mapping and geolocation research.
Google Hacking Database
Exploit-DB's curated archive of Google search queries ("dorks") that surface exposed data.
Google Lens
Google's visual search to identify objects, places and text in images.
GreyNoise
Labels internet background scan and attack traffic to separate noise from real threats.
Have I Been Pwned
Checks emails/accounts against known breaches.
Hudson Rock
Infostealer-intelligence platform for finding devices and credentials compromised by stealer malware.
Hunter.io
Finds and verifies professional email addresses associated with a domain.
ICIJ Offshore Leaks Database
ICIJ's searchable database of offshore entities and officers from the Panama, Paradise and Pandora Papers and other leaks.
IPinfo
IP address data service returning geolocation, ASN, company and privacy-detection details for any IP.
IntelTechniques
Michael Bazzell's OSINT search tools, books and training resources.
Intelligence X
Search engine over leaks, pastes, darknet and historical web data.
Jimpl
Online EXIF viewer showing a photo's hidden camera, GPS and timestamp data.
LeakCheck
Data-breach search engine for exposed emails, usernames and passwords.
LittleSis
Free database mapping relationships between powerful people and organizations.
MISP
Open-source platform for sharing and correlating threat intelligence.
MarineTraffic
Live and historical ship and vessel tracking via AIS.
MxToolbox
Web diagnostics for DNS, MX, SPF/DKIM/DMARC, blacklist and SMTP checks on a domain or IP.
NASA FIRMS
NASA's Fire Information for Resource Management System, mapping near-real-time satellite fire and thermal-anomaly detections.
Namechk
Checks whether a username or domain is available or already taken across many sites.
Neo4j
Graph database for storing and querying connected data and relationships.
Netlas
Internet-wide scanning and attack-surface search platform.
NumLookup
Reverse phone lookup for US numbers that shows basic results instantly, with fuller background reports on a paid subscription.
OSINT Framework
Web directory categorizing hundreds of OSINT tools and data sources.
OSINT Industries
Paid platform for reverse email/phone/username lookups across hundreds of services.
OSINT.SH
All-in-one web toolkit: DNS history, reverse IP, WHOIS.
OpenCorporates
Largest open database of companies and their officers from official registries.
OpenSanctions
Open database of sanctioned entities, politically exposed persons and other watchlists.
OpenStreetMap
Free, editable world map with rich open geographic data.
Overpass Turbo
Query and visualize OpenStreetMap data by feature and area.
Picarta
AI tool that predicts where a photo was taken from its visual content.
PimEyes
Facial-recognition search engine that finds where a face appears online.
Pipl
Enterprise identity-data service that links names, emails, phones and addresses for fraud and verification teams.
PublicWWW
Search engine that finds websites by matching source-code snippets, IDs or scripts.
SEC EDGAR Full-Text Search
Full-text search across SEC filings back to 2001 by company, filer name, form type and keyword.
Search4faces
Reverse face search that matches a photo against profile pictures collected from VK, Odnoklassniki, TikTok and ClubHouse.
SecurityTrails
Historical DNS, WHOIS and subdomain data for domains and IP addresses.
Shodan
Search engine for internet-connected devices, servers, and IoT.
Skopenow
Commercial OSINT platform that compiles social-media and public-record profiles for investigations and threat assessment.
Snusbase
Paid breach-search database indexing leaked credentials and personal data.
Social Links
Commercial OSINT investigation platform that gathers social-media, messenger and open-source data on a target.
Social Searcher
Free real-time search engine for public social-media posts and mentions.
SpiderFoot
Automates threat-intel and reconnaissance gathering.
Spokeo
People-search service aggregating public records and social profiles.
SpyCloud
Enterprise identity-threat platform built on credentials and data recaptured from breaches and infostealer malware.
SunCalc
Shows sun position and shadow direction for any place and time, used to verify photo timing.
TGStat
Analytics platform for searching and tracking Telegram channels and groups.
Telegago
Google Custom Search engine scoped to indexed Telegram channel content.
ThatsThem
Free people search aggregating names, addresses, emails and phone numbers.
Timesketch
Open-source collaborative forensic timeline analysis tool.
TinEye
Reverse image search that finds where an image appears and its earliest known use.
TruePeopleSearch
Free US people search returning addresses, phone numbers and relatives.
Truecaller
Caller-ID and reverse phone lookup service that shows a name and spam label for a phone number.
VesselFinder
Live AIS ship-tracking map with vessel details, ports and voyage history; extended data on paid plans.
ViewDNS.info
Collection of free DNS, WHOIS, reverse-IP and network lookup tools.
VirusTotal
Scans files and URLs against many engines and aggregates threat intel.
Wappalyzer
Identifies the technology stack (CMS, frameworks, analytics) a website runs.
Wayback Machine
Internet Archive's index of historical snapshots of web pages.
WhatsMyName
Enumerates a username's presence across sites.
Whoxy
WHOIS lookup and reverse-WHOIS history, including registrant-name search.
WiGLE
Crowdsourced map and database of Wi-Fi networks and cell towers by location.
Yandex Images
Reverse image search noted for strong face and location matching.
ZoomEye
Cyberspace search engine mapping internet-exposed devices, services and components.
archive.today
Web archiving service that saves and serves permanent snapshots of pages on demand.
crt.sh
Searches Certificate Transparency logs to enumerate a domain's certificates and subdomains.
grep.app
Search engine for source code across public GitHub repositories.
urlscan.io
Sandboxes and analyzes websites, capturing requests, screenshots and tech.