Clerk Authentication is described as 'Clerk is more than a "sign-in box." Integrate complete user management UIs and APIs, purpose-built for React, Next.js, and the Modern Web' and is an app. There are more than 50 alternatives to Clerk Authentication for a variety of platforms, including Web-based, Self-Hosted, SaaS, Mac and Windows apps. The best Clerk Authentication alternative is VoidAuth, which is both free and Open Source. Other great apps like Clerk Authentication are Keycloak, Authelia, ZITADEL and AuthKit.
A no-code CIAM, reimagined for collaboration. It empowers developers, marketing, and operations to work together on the customer identity experience, resulting in faster innovation and user journeys.
HybridAuth A PHP Library for authentication through Facebook, Twitter, Google, Yahoo, MySpace, LinkedIn, AOL, Vimeo, FourSquare, OpenID and other Identity providers
All-in-one access management solution providing strong and adaptive authentication, authorization, single sign-on (SSO), entitlements, federation and web services security.
SAWO is an authentication solution which helps websites and apps onboard user without passwords and OTPs thus reducing bounce rate and increasing conversion.
Userfront makes it easy to add authentication, access control, SSO, and multi-tenancy to any web application.
Everything you need to launch faster, in one platform. Powerful infrastructure for auth, user management, feature flags and billing. We’re reinventing the way software companies get started, so you can focus on what really matters, building your core product.
CentralAuth is an authentication service that provides user login functionality for web applications. The platform implements security protocols and authentication flows, allowing development teams to integrate user authentication without building these systems internally.
Tesseral is the only open source auth provider focused exclusively on serving B2B SaaS. With just a few simple lines of code, any developer can launch an elegant login page with support for common authentication factors like passwords, magic links, and social login (e.g.
SuperTokens is an open source user authentication solution. Using SuperTokens, developers can add secure, hassle free auth to their mobile application or website in less than a day. It is an alternative to Auth0, Firebase Auth and AWS Cognito.
OneAll is a technology company offering a set of web-delivered tools and a Unified Social Network API to simplify the integration of 20+ social networks such as Facebook, Twitter, Google, Yahoo! and LinkedIn into business and personal websites.
Kno is an API for providing secure passwordless authentication for your web application. Kno offers web-based, one click access
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