Best OSINT Resources

Tools, Websites & Intelligence Leak Aggregators - Curated for 2026

Top General OSINT Resources

Social Media OSINT Tools

Specialized tools for investigating profiles, posts, connections, and metadata on platforms like X (Twitter), Instagram, Facebook, TikTok, LinkedIn, and more.

Mobile Forensics Tools

Open-source and free tools for extracting and analyzing data from Android/iOS devices (often used alongside OSINT).

Recommended OSINT Training Courses

Top-rated courses for learning OSINT skills, including certifications and free options as of 2025.

Michael Bazzell Books

Essential reading from former FBI cyber investigator and OSINT/privacy expert Michael Bazzell. His works are widely used as training manuals by government agencies and professionals worldwide.

OSINT Ethics Guidelines

OSINT practitioners must adhere to strict ethical standards to protect privacy and ensure responsible use:

Key references: Michael Bazzell's ethics discussions, SANS OSINT guidelines, and community frameworks like those from OSINT Curious.

Notable Mentions (General OSINT)

Major Intelligence Leak & Document Aggregators

Whistleblower and Leak Platforms

Declassified & FOIA Archives

Investigative & Collaborative Projects

Notable OSINT Case Studies

Real-world examples showcasing the power of OSINT investigations, with expanded focus on Bellingcat's work.

Epstein Files

Related Resources

Important Note: These resources use publicly available data, declassified documents, or leaks. Always use ethically and in full compliance with laws, platform terms of service, and privacy regulations.