OpenSK is an open-source implementation for security keys written in Rust that supports both FIDO U2F and FIDO2 standards.
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U2f GitHub Repositories (2026) · Open Source Tools
Discover the best U2f open source repositories on GitHub. Explore trending tools, live star counts, source code, and developer projects updated daily.
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5 matching projects · updated Nov 12, 2026
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WebAuthn and passkeys for PHP and Symfony.
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Rust library to interact with Security Keys, used by Firefox
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WebAuthn (Passkeys) library for .NET.
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Short term certificate based identity system (ssh/x509 ca + openidc)
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