🍱 Collection of carefully crafted TypeScript standalone libraries. Minimal, unbloated, convenient.

A cross-platform, memory-safe, and easy-to-use 2FA and credentials manager for PC.

HOTP/TOTP one time passwords on java phones (J2ME)

TUI Менеджер TOTP ключей (2FA Manager). Сохраняй, управляй, копируй TOTP.

A serverless progressive web application that generates TOTP and HOTP codes, enabling robust two-factor authentication (2FA) directly within your browser. Powered by Nuxt 4, NuxtHub, NuxtUI 3, Cloudflare Pages, D1 Database, and Drizzle ORM.

2FA Authenticator app that works on mobile, web, desktop, watches and CLI!

Secure your online accounts with Open Authenticator : a free, open-source and lovely-crafted TOTP manager.

Nextcloud app that allows you to manage your OTP (TOTP/HOTP) codes easily

Nextcloud app that allows you to manage your OTP (TOTP/HOTP) codes easily

A One-Time Password library for Node.js, Deno and Bun. Ideal for use in 2FA / MFA systems, with support for popular authentication apps including Google Authenticator.

HOTP and TOTP algorithms in Erlang.

A kotlin implementation of HOTP (RFC-4226) and TOTP (RFC-6238). Supports validation and generation of 2-factor authentication codes, recovery codes and randomly secure secrets.

trivial implementation of TOTP in javascript using the browser's crypto API

A pure JavaScript Web Page to retrieve real-time OTP through a web page and generate/scan QR codes.

This is an online tool to generate TOTP codes like an app such as Google Authenticator would do.

Lightweight, fast, and secure TOTP (2FA) authentication library for PHP — battle tested, dependency free, and ready for enterprise integration.

emacs-TOTP implements Time-based One-time Passwords (TOTP) like specified in RFC 6238)

Turn your raspberri Pi Pico into a time-based 2fa authenticator! Why, I hear you ask? Well why not?

Online One Time Password (HOTP/TOTP) generator.

Generate TOTP with Cloudflare Worker.