Open Source OSINT Tools
Open-source intelligence (OSINT) is the collection and analysis of information available from public or otherwise lawfully accessible sources. It helps researchers and security teams investigate domains, accounts, infrastructure, and events, connect scattered clues, and monitor changes that may indicate exposure or risk. Because public data can be incomplete, outdated, or misleading, effective OSINT also involves verifying sources and putting findings in context.
Open-source tools in this area include search and reconnaissance utilities, username and domain lookups, web archive analysis, monitoring systems, and browser or command-line workflows. When choosing a tool, consider its data sources and coverage, accuracy, privacy and legal implications, license, maintenance activity, dependencies, and integration with your existing process. These tools are useful to security professionals, journalists, researchers, and others conducting authorized investigations or due diligence.
3 repositories · updated October 3, 2026
GHunt: Investigate Google Accounts and Assets with OSINT
GHunt is a Python framework for investigating Google-related data, including email addresses, Gaia IDs, Drive files, and BSSIDs. It suits OSINT researchers and authorized investigators who need CLI or library workflows with JSON export.
matkap: Investigate Malicious Telegram Bots
Matkap is a self-hosted web tool for authorized investigations of Telegram bots used for malware command and control. It helps security researchers find exposed bot credentials, examine bot activity, and correlate indicators with threat-intelligence sources.
maigret: Find a Person’s Accounts by Username
Maigret searches thousands of websites for accounts matching a username and gathers public profile information into reports. It is an OSINT tool for investigators, researchers, and developers who need to check username reuse across platforms.