IndieLogin AlternativesAuthentication Protocols and other similar apps like IndieLogin

OpenID is an easy and safe way for people to reuse an existing account and user profile from an identity provider, for example Apple, Google, or Microsoft to sign-in to any OpenID-enabled applications and websites without creating a new registration and password.

An open protocol to allow secure authorization in a simple and standard method from web, mobile and desktop applications.

Portier (pronounced "Por-tee-ay") is a self-hostable login service that you can use instead of passwords. Portier sits between your website and third-party services like Google Sign-In to provide your users the fastest and easiest login experience, without ever needing...

A project of the Bluenumber Foundation, humanID is an independent single sign-on built for privacy and designed to restore integrity to the web. We believe the path to a safer internet is a user-centric digital identity system that is both accountable and anonymous.

OAuth 2.0 Authorization Code Flow with PKCE allows you to authenticate on behalf of another user with have more control over an application's scopes and improves authorization flows across multiple devices.

A secure, fast, and convenient way for users to log into your app, and for your app to ask for permissions to access data.

IndieAuth is a way to use your own domain name to sign in to websites. It works by linking your website to authentication providers such as Twitter or Google, then entering your domain name in the login form on websites that support IndieAuth.

Goaco is your digital identity. This app allows you to safely and securely store your documents for the purpose of building a digital ID.