Plunk is the open-source email platform for your SaaS.
Logto: The Better Auth and Identity Infrastructure
Logto is an open-source authentication and identity infrastructure designed for modern apps and SaaS products, supporting OIDC, OAuth 2.0, and SAML open standards. It is a suitable alternative to Auth0, Cognito, and Firebase Auth, catering to a wide range of users, from developers building consumer apps to enterprises. Whether you're creating a single app or managing multiple apps, Logto provides a scalable and flexible solution.
Details
- Email and SMS Passwordless: Offers secure authentication using one-time codes sent via email and SMS.
- Social Sign-in: Allows users to log in using their existing social media accounts, such as Facebook, Apple, Google, and Discord.
- Password Authentication: Supports traditional password sign-in for products.
- Omni (Multi-app) Sign-in Experience: Provides secure user authentication across apps and platforms with customizable sign-in experiences.
- Multi-factor Authentication: Integrates MFA, allowing users to sign in with authenticator apps, Passkeys, or backup codes.
- Enterprise SSO (SAML and OIDC): Enables single sign-on for employees, connecting securely to identity providers like Okta and Microsoft Entra.
- Organizations
