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Stytch is an authentication and identity platform offering passwordless login, SSO, MFA, and fraud prevention through developer-focused APIs. It was founded in 2020 by Reed McGinley-Stempel and Julianna Lamb, who previously worked together at Plaid. Its first...

WorkOS provides APIs that add enterprise features like single sign-on, directory sync, and audit logs to software applications. It was founded in 2019 by Michael Grinich, who previously founded Nylas. Many fast-growing companies use it to become...

SuperTokens is an open source authentication solution offering session management, social and passwordless login, and access control. It was founded in 2019 by Rishabh Poddar and Advait Ruia and went through Y Combinator. It is positioned as a self-hostable...