Minimal Free Pascal implementation of TOTP and HOTP algorithms using SHA1 and SHA256. Supports both time-based and counter-based OTP generation.
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Updated
Apr 15, 2025 - Pascal
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hotp-codes
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Authenticator – scans QR codes, generates time-based OTPs using HMAC, auto-refreshes on expiry, supports account deletion, and works fully offline
totp hotp hmac hmac-authentication hmac-sha256 totp-generator hotp-generator totp-codes totp-authenticator hotp-verification hotp-codes
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Updated
Sep 26, 2025 - Kotlin
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