Domain / DNS
Domain, host, certificate, IP, and website footprint checks.
OSINT4ALL tool directory
Search OSINT tools by investigation task.
Search the OSINT tools directory by evidence type, access model, pricing, and verification needs so you can choose faster and document the limits.
Filter tools Search, category, pricing, and verification
Editorial standards
Use the data. Keep the judgment.
- Fit and limits stay visible.
- Commercial context cannot buy placement.
- Corrections are reviewed.
Directory workflow
Start broad. Leave with a shortlist.
Search by job
Start with the task, source type, signal, or tool name.
Narrow fit
Use category, pricing, access, and verification filters.
Pin candidates
Build a browser-only shortlist while browsing profiles.
Check context
Read caveats and disclosure before visiting the tool.
Start by job
Common investigation lanes
Pick a lane when the evidence type is clear and you need a faster shortlist.
Threat triage
Suspicious URLs, files, IPs, breach signals, and reputation checks.
Company research
Registries, filings, public records, and corporate footprint checks.
People & social
Handles, people, public topics, mentions, and media narratives.
Maps / geolocation
Place names, imagery, satellite, map, and sunlight checks.
Archives
Preserve pages, recover deleted sources, and document timelines.
Live interface preview
Global Legal Entity Identifier Foundation
Legal Entity Identifier search for company identity checks
Verification: Pending Verification
Workflow: Verification
Pricing: Free
Best for: Confirming LEI records, legal-entity names, registration status, reference data, and identity anchors in company due diligence.
Editorial
GLEIF LEI Search
Legal Entity Identifier search for company identity checks
Editorial
Live interface preview
International Consortium of Investigative Journalists
Investigative offshore entity and intermediary database
Verification: Pending Verification
Workflow: Discovery, Verification
Pricing: Free
Best for: Checking whether a person, company, intermediary, address, or entity appears in ICIJ offshore leak datasets during due diligence…
Editorial
ICIJ Offshore Leaks Database
Investigative offshore entity and intermediary database
Editorial
Live interface preview
Searchable LinkedIn ad transparency database
Verification: Pending Verification
Workflow: Discovery
Pricing: Free
Best for: B2B advertiser checks, employer-brand monitoring, professional-network campaign messaging, and public ad transparency around organizations.
Editorial
LinkedIn Ad Library
Searchable LinkedIn ad transparency database
Editorial
Editorial proof card
Open Ownership
Beneficial-ownership clues with source-backed context
Verification: Editorial review
Workflow: Enrichment
Pricing: Free
Best for: Beneficial-ownership research, ownership-chain clues, company/person relationship checks, and source-backed entity context where coverage exists.
Editorial
OpenOwnership Register
Beneficial-ownership clues with source-backed context
Editorial
Live interface preview
UK Government
Primary UK company registry and filing search
Verification: Editorial review
Workflow: Verification
Pricing: Free
Best for: Primary UK company identity, company-number, officer, filing, status, charge, and document checks.
Editorial
Companies House
Primary UK company registry and filing search
Editorial
Editorial proof card
U.S. Securities and Exchange Commission
Primary U.S. securities filings and company disclosures
Verification: Editorial review
Workflow: Verification
Pricing: Free
Best for: Primary U.S. public-company, fund, executive, ownership, and securities filing evidence.
Editorial
SEC EDGAR
Primary U.S. securities filings and company disclosures
Editorial
Live interface preview
OpenSecrets
U.S. campaign finance and lobbying research database
Verification: Pending Verification
Workflow: Discovery, Mapping
Pricing: Free
Best for: Researching U.S. political donations, lobbying records, PACs, industries, candidates, committees, and money-in-politics patterns.
Editorial
OpenSecrets
U.S. campaign finance and lobbying research database
Editorial
Live interface preview
LittleSis
Public influence and relationship mapping
Verification: Pending Verification
Workflow: Discovery, Mapping
Pricing: Free
Best for: Mapping public relationships among people, companies, nonprofits, donors, officials, and organizations during influence research.
Editorial
LittleSis
Public influence and relationship mapping
Editorial
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