WorkOS Alternatives

Auth0 is a program for people to get authentication and authorization services for their own business use.

Open Source

Elegant user management, tailor-made for B2B SaaS

Try for free freemium

Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.

Try for free Open Source freemium

One-click phone number login and checkout

Allow your users to sign-in without a password or OTPs

Allow users to login without passwords

paid Free Trial $17.0 / Monthly

Enterprise-grade identity management for all your apps, users & devices

Vault Vision's passwordless login technology powered by authentication software and hardware devices enables easier identity management for IT admins and seamless security for end users.

On demand SSL for SaaS

Modern User Management for B2B SaaS

paid Free Trial $99.0 / Monthly

B2B SaaS: Make your app enterprise-ready! Authentication - SAML/OIDC SSO, Directory Sync (SCIM 2.0), Audit Logs, Data Privacy Vault, and more!

Open Source free $49.0 / Monthly (Per connection)

Log in to any website with your face or fingerprint.

Amazon Cognito lets you add user sign-up, sign-in, and access control to your web and mobile apps quickly and easily. It scales to millions of users and supports sign-in with social identity providers and enterprise identity providers via SAML 2.0.

Open Source Identity and Access Management for modern Applications and Services.

Open Source