Sites and apps similar to Kinde include Auth0, which has a free version. Other options are Clerk Authentication, Logto, Amazon Cognito and Ory. You can choose from more than 10 Identity Management Tools like Kinde for self-hosting, Android, iPhone, Mac and Windows.
You can connect any application (written in any language or on any stack) to Auth0 and define its Connection, the method used to authenticate the users of that application:
United States
Clerk is more than a "sign-in box." Integrate complete user management UIs and APIs, purpose-built for React, Next.js, and the Modern Web.
United States
Logto helps you build the sign-in, auth, and user identity within minutes. We provide an OIDC-based identity service and the end-user experience with username, phone number, email, and social sign-in, for web and native apps.
United States
Amazon Cognito lets you add user sign-up/sign-in and access control to your web and mobile apps quickly and easily. Cognito scales to millions of users, and supports sign-in with social identity providers such as FB, Google, and Amazon, and SAML 2.0.
United States
Ory builds cloud-native authentication (login), authorization (permission), delegation (OAuth2, OpenID Connect), and user management software. You can deploy what you need yourself or use the Ory Network and get started in minutes.
FusionAuth is an auth for any app. Get everything you need for secure registration and user management in minutes. Single-tenant, on-prem or private cloud, custom emails with localization, social login, and more.
United States
Frontegg is a developer platform that enables product-led-growth through a customer-facing user-management interface embedded seamlessly within any product.
Israel
Userfront makes it easy to add authentication, access control, SSO, and multi-tenancy to any web application.
United States
CentralAuth is an authentication service that provides user login functionality for web applications. The platform implements security protocols and authentication flows, allowing development teams to integrate user authentication without building these systems internally.
Netherlands
EU
EU-hosted managed identity platform. OAuth 2.0, OpenID Connect, SAML. White-labeling, multi-tenancy, passkeys. Frankfurt datacenter. Free tier included.
GermanyEU
Production-ready Next.js 16 starter kit with Better Auth, multi-tenant organizations, Stripe billing, and admin panel. One-time purchase.
GermanyEU
