🔒 Keycloak Authentication Provider implementation to get a two factor authentication with a OTP/code/token send via Email (SMTP, SendGrid, AWS SES, Mailgun)
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Updated
Jun 12, 2026 - Java
🔒 Keycloak Authentication Provider implementation to get a two factor authentication with a OTP/code/token send via Email (SMTP, SendGrid, AWS SES, Mailgun)
Provides an Email OTP authenticator for keycloak
Authsignal Web SDK for authenticating with passkeys, email OTP, SMS OTP and authenticator app (TOTP)
TanStack Start + Convex + Better Auth + Resend starter, wired end-to-end. SSR auth, email OTP, profiles, rate limits, runtime-agnostic.
Authsignal React Native SDK for authenticating with passkeys, push, email OTP, SMS OTP and authenticator app (TOTP)
REST API to verify any email address for deliverability and get owner details like name and gender. Detects disposable emails, free providers, and invalid addresses in real time.
Crafted with React, this project seamlessly integrates Nodemailer for secure email OTP verification. Featuring a user-friendly login page leading to a dynamic dashboard, the application ensures a smooth experience with an intuitive signup process.
Authsignal Flutter SDK for authenticating with passkeys, push, email OTP, SMS OTP and Authenticator App (TOTP)
A PHP backend with email OTP authentication using PHPMailer and PostgreSQL. It provides APIs for user registration, login, and OTP verification, designed for seamless integration with frontend applications.
Authsignal Android SDK for authenticating with passkeys, push, email OTP, SMS OTP and Authenticator App (TOTP)
Email 2FA for WordPress login - a 6-digit one-time code by email, no app or SMS. Works with Wordfence, custom login pages, and multisite.
Unified OTP toolkit for QA automation engineers. Email, SMS, and TOTP in one TypeScript package with smart retry, typed errors, and zero config friction.
Production-grade authentication security framework with MFA, email OTP, secure sessions, AI risk analysis, and vulnerability-resistant controls.
Authsignal iOS SDK for authenticating with passkeys, push, email OTP, SMS OTP and Authenticator App (TOTP)
可自托管的多应用统一认证服务,支持 Google/GitHub、邮箱验证码、PKCE、JWT/JWKS 与跨应用 SSO。
Spring Boot backend application with user registration, email OTP verification, JWT authentication, and role-based access control.
A full-stack MERN app with Email OTP + Google login, JWT authentication, and a notes dashboard.
Demonstrates how to create a custom email login interface
User Registration feature with Email OTP using clean architecture pattern
An AI-powered learning platform built with Spring Boot, React, MySQL and Gemini AI featuring PDF Chat, AI Notes, Quiz Generation, Flashcards, Study Planner and Email OTP Authentication.
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