<details><summary>Google's authentication service with multiple sign-in methods</summary>Add email/password, social logins, phone authentication, and anonymous authentication to your apps.</details>
Visit API Website →| Name | Firebase Auth |
| URL | https://firebase.google.com/docs/auth |
| Category | Authentication & Authorization |
| Source | keploy-public-apis-collection |
| Added | May 30, 2026 |
<details><summary>User auth, account management & sessions for modern web apps</summary>Integrates seamlessly with frontend frameworks like React, Next.js, and more.</details>
<details><summary>Open-source identity and access management</summary>Supports SSO, MFA, and OAuth2 login โ widely used in modern apps and microservices.</details>
<details><summary>Passwordless authentication using magic links</summary>Enable secure login with just an email address โ no passwords required. Great for Web3, SaaS, โฆ
<details><summary>Enterprise-grade identity and access management</summary>Secure your applications with advanced authentication, authorization, and user management capabilities.</details>