Advanced Customizations for Universal Login are currently available in Early Access. To learn more about Auth0 releases, review Product Release Stages.
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Advanced Customizations for (ACUL) is an Early Access capability for Universal Login that allows you to build custom, client-rendered versions of Universal Login screens, giving you control over every pixel of your Universal Login experience. Advanced Customizations for Universal Login can help your organization:
  • Create pixel-perfect branding: Design user interfaces that look and feel a part of your brand.
  • Support multiple brands or customers in one tenant: Leverage application, user, and organization information to deliver multi-brand authentication experiences.
  • Gather advanced analytics & metrics: Integrate A/B testing and analytics platforms to optimize and innovate on onboarding journeys.
  • Comply with regional requirements: Follow region-specific requirements around localization, privacy, and accessibility.
  • Leverage existing technology investments: Utilize the technologies that already power your applications, design-systems, CSS, and Javascript frameworks.
  • Build custom authentication experiences secured by Auth0: Connect the security and extensibility of the Auth0 features like passkeys, threat intelligence, and Security Center with your organization’s aesthetics and user experience.
  • Balance the effort & impact of front-end development: Iteratively or selectively adopt ACUL based on your company’s specific business needs and use cases.
Advanced Customizations for Universal Login is built on top of the core capabilities of Auth0. It uses a client/server model to give you full control over the client-side interface while leveraging the security, extensibility, and flexibility of Universal Login’s hosted authentication on the server side. Capabilities available in Universal Login work out of the box with Advanced Customizations for Universal Login. To begin using Advanced Customizations for Universal Login, review Getting Started with Advanced Customization.

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What is supported in Early Access?

During the Early Access phase, Auth0 will release and support custom interfaces for every screen and capability included by default in Universal Login. Early Access is supported for use in Production, and future EA releases will be non-breaking, meaning they will be backward compatible with existing supported screens and features. Below is a list of the currently supported screens and capabilities; this information can also be found in the Auth0 Changelog.