Typosquatting Package Name Checker
NewCheck npm or PyPI package names against popular packages for typosquatting and dependency-confusion risk.
typosquatting checkernpm typosquatpypi typosquatdependency confusionsupply chain attack
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Frequently Asked Questions
How is similarity measured?
Damerau-Levenshtein distance plus common tricks such as swapped, doubled or dropped characters and scope or suffix additions.
Is it a guarantee?
No. It flags names to review and checks a built-in list of popular packages.
Is my data uploaded?
No. Everything runs locally in your browser.