Tesseral is described as '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' and is an website in the development category. There are nine alternatives to Tesseral, not only websites but also apps for a variety of platforms, including SaaS, Self-Hosted, Linux and Amazon Web Services apps. The best Tesseral alternative is Keycloak, which is both free and Open Source. Other great sites and apps similar to Tesseral are Auth0, Clerk Authentication, Amazon Cognito and Okta.
Open Source Identity and Access Management for modern Applications and Services.
Keycloak is the most popular Linux & Self-Hosted alternative to Tesseral.
Keycloak is the most popular Open Source & free alternative to Tesseral.
You can connect any application (written in any language or on any stack) to Auth0 and define its Connection, the method used to authenticate the users of that application:
Auth0 is the most popular Web-based alternative to Tesseral.
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.
Clerk Authentication is the most popular SaaS alternative to Tesseral.
Amazon Cognito lets you add user sign-up/sign-in and access control to your web and mobile apps quickly and easily. Cognito scales to millions of users, and supports sign-in with social identity providers such as FB, Google, and Amazon, and SAML 2.0.
Okta's Workforce and Customer Identity Clouds enable secure access, authentication, and automation—putting identity at the heart of business security and growth.
Okta is the most popular commercial alternative to Tesseral.
With AWS Identity and Access Management (IAM), you can specify who or what can access services and resources in AWS, centrally manage fine-grained permissions, and analyze access to refine permissions across AWS.
FusionAuth is an auth for any app. Get everything you need for secure registration and user management in minutes. Single-tenant, on-prem or private cloud, custom emails with localization, social login, and more.
FusionAuth is the most popular Windows & Mac alternative to Tesseral.
Frontegg is a developer platform that enables product-led-growth through a customer-facing user-management interface embedded seamlessly within any product.
Ory builds cloud-native authentication (login), authorization (permission), delegation (OAuth2, OpenID Connect), and user management software. You can deploy what you need yourself or use the Ory Network and get started in minutes.
Ory is the most popular Android, iPhone & iPad alternative to Tesseral.
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