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Web Development

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Auth9 items

The easiest way to add authentication and user management to your application. Purpose-built for React, Next.js, Remix, and 'The Modern Web'.

Simple, powerful authentication you can integrate with your product in minutes.

Rapidly integrate authentication and authorization for web, mobile, and legacy applications so you can focus on your core business.

Developer APIs / SDKs for enterprise-ready features like Single Sign-On (SSO/SAML), Passwordless Authentication, Directory Sync (SCIM), Audit Trail (SIEM), and more. Get started for free.

Unkey is an open source API authentication and authorization platform for scaling user facing APIs. Create, verify, and manage low latency API keys in seconds.

Open source authentication APIs and UI components for modern apps. Get started in minutes and never worry about auth and weak or stolen passwords anymore.

Use Supabase to authenticate and authorize your users.

Firebase Authentication

Firebase Authentication lets you add an end-to-end identity solution to your app for easy user authentication, sign-in, and onboarding in just a few lines of code.

Lucia is a simple and flexible auth library for TypeScript.