file-type
Detect the file type of a file, stream, or data
otpauth
One Time Password (HOTP/TOTP) library for Node.js, Deno, Bun and browsers
input-otp
One-time password input component for React.
@vonage/verify
Verify API provides a choice of routes for sending a code to a user. You can use this to confirm a user's contact information, as a second factor when authenticating users, or for step-up authentication.
otplib
HMAC-based (HOTP) and Time-based (TOTP) One-Time Password library