user-management
(3)
The Login Screen That Kept Growing
Clerk began by making sign-in a component developers could drop into an app. Now the same identity layer reaches teams, subscriptions and agents - while its customers ask the hardest question of any login provider: will it be there when they need it?
Frontegg
Frontegg is a customer identity and access management (CIAM) platform that gives SaaS builders drop-in authentication, authorization, and user management so they don't have to build login, SSO, MFA, roles, and multi-tenancy from scratch. Founded in 2019 by two former Check Point engineers, the company has expanded from B2B user management into identity infrastructure for AI agents, launching Frontegg.ai and AgentLink to secure how AI systems and the Model Context Protocol access enterprise applications.
LoginRadius
LoginRadius is a Vancouver-headquartered customer identity and access management (CIAM) company that gives businesses a single platform to register, authenticate, and manage their end users at scale. Founded in 2012 as a social-login tool, it grew into a full identity-as-a-service suite covering single sign-on, passwordless login, passkeys, adaptive MFA, and no-code identity orchestration - with configurable data residency across 35+ regions to satisfy regulated industries. The platform is used by thousands of brands to secure large consumer bases while keeping login experiences fast and compliant.