If you're looking for a solution that offers a single sign-on experience across multiple applications, LoginRadius is a great option. It offers a comprehensive user identity management platform with features like single sign-on (SSO), advanced login options, and integration with hundreds of third-party applications. It can be deployed on multiple cloud platforms and offers 100% uptime, so it can handle a high volume of login requests.
Another option is Auth0, which offers secure access and permission control through its Universal Login and SSO features. With more than 30 SDKs and Quickstarts, it is highly customizable and scalable for everything from small startups to large enterprises. Auth0 also offers multifactor authentication, passwordless login, and breached password detection, so it can be used to manage customer identities across a wide range of industries.
Clerk is also worth considering. It offers a full-stack user management platform with a set of embeddable UI components and flexible APIs. Clerk supports multifactor authentication, social sign-on, and other advanced security features, and it can be easily integrated with popular frameworks and tools. It also offers multi-tenancy features, including custom roles and permissions, so it can be used for complex user management.
Finally, QuickLaunch offers a centralized, AI-powered identity and integration platform with single sign-on, adaptive authentication, and identity lifecycle management. It's designed to improve user experience and security across a variety of industries, with customized solutions for each. QuickLaunch's pricing is per user, per month, so it can be a good option for companies that need strong identity management.