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Maigret vs Sherlock: catalog facts
Maigret	Sherlock
Best for: OSINT researchers mapping where a username appears online	Best for: Finds accounts with a given username across hundreds of sites
Free Free to download and run from its public GitHub repository.	Free Free and open source under the MIT licence.
Windows, Linux, Command line	Windows, macOS, Linux, Command line
Checks a username against around 6,000 sites Builds a single report from the accounts it finds All 4 strengths for Maigret Checks a username against around 6,000 sites Builds a single report from the accounts it finds Available as Docker image, Snap and Windows builds Large and active project with frequent commits	Covers hundreds of sites from a single command Useful defensively for checking your own username exposure
Intended for authorized investigation and research only Command-line tool with no graphical interface All 3 limitations for Maigret Intended for authorized investigation and research only Command-line tool with no graphical interface Results depend on sites that change or block automated checks	False positives occur where sites return soft errors Profiling other people without cause raises obvious ethical and legal issues
Downloadable app	Downloadable app
Not open source	Open source
License not stated	License: MIT
No account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Sources for Maigret github.com/soxoj/maigret Catalog checked October 2, 2026	Official website Full listing and sources Sources for Sherlock sherlockproject.xyz github.com/sherlock-project/sherlock Catalog checked September 22, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.