Authentication Made Simple, Powerful, and Scalable
Launch faster with secure, feature-rich authentication that scales with your applications
CoreAuth is a multi-tenant authentication platform that lets you add robust user management, login, and access control to your applications—without having to build it from scratch. Whether you're developing a single app or managing an entire suite of products, CoreAuth handles the complexity of authentication so you can focus on building your core features.
Get your authentication system up and running quickly without the overhead of building custom auth solutions from scratch.
Built on industry standards like JWT, TLS encryption, and best-practice session management to protect your users' data and identity.
From solo builders to growing teams, CoreAuth's flexible plans support your growth as your applications expand in size and complexity.
Powerful REST APIs and SDKs help you integrate authentication into your apps in minutes, whether you're building for web, mobile, or both.
With CoreAuth, you can create and manage multiple applications under one account. Each application is completely isolated, with its own users, roles, and configuration—perfect for SaaS businesses, digital agencies, or product builders managing multiple projects.
The creator of the application, with full control over settings and user management. Complete administrative access to configure and manage the application.
Additional collaborators invited by the owner to help manage the app and its users. Number of admins based on your plan, with delegated responsibilities.
End-users of your app, managed entirely through CoreAuth's secure authentication layer. Complete isolation between different applications.
Create and manage multiple applications within your CoreAuth account. Each app is independent, with its own user base and configuration.
Invite Admin users to help manage your application and its users. Delegate responsibilities without sacrificing control.
Support for a wide range of modern authentication methods out of the box: email & password login, magic links (passwordless), TOTP, and social login support.
A clean, intuitive dashboard to manage your users, roles, and sessions across each application—perfect for customer support, account management, or growth teams.
Powerful REST APIs and SDKs to help you integrate authentication into your apps in minutes. Whether you're building for web, mobile, or both, CoreAuth gives you the tools to move fast and securely.
Customise authentication behaviour, branding, and access policies for each application. Tailor CoreAuth to match your product's unique needs.
Manage user sessions with secure tokens, configurable expiration policies, refresh tokens, and single sign-out support.
Built on industry standards like JWT, TLS encryption, and best-practice session management. Your users' data and identity are always protected.
Traditional authentication with secure password hashing, brute force protection, and configurable password policies.
Secure, passwordless authentication using email links. Users simply click a link to authenticate without remembering passwords.
Optional integration with popular social platforms like Google, GitHub, and more. Reduce friction for users while maintaining security.
Two-factor authentication using time-based one-time passwords, compatible with authenticator apps like Google Authenticator.
Secure one-time password authentication via SMS. Users receive a unique code on their mobile device for quick and secure verification.
One-time password authentication via email. Users receive a unique verification code in their email inbox for secure authentication.
With CoreAuth, you get a fast and secure way to launch your app's login and user system, full ownership and control over your applications and users, tools to manage your userbase without writing and maintaining custom auth code, and a platform built for modern developers who care about performance, reliability, and UX.
Get your authentication system up and running quickly with our developer-friendly APIs and comprehensive documentation.
Maintain complete ownership and control over your applications and users, with no vendor lock-in or proprietary limitations.
Manage your userbase without writing and maintaining custom authentication code. Focus on your core product features instead.
A platform designed for modern developers who care about performance, reliability, and exceptional user experience.
CoreAuth is the missing layer between your product and secure, reliable authentication. Whether you're launching your MVP or managing multiple production applications, CoreAuth is your authentication infrastructure—ready to use, easy to integrate, and built to scale.
Sign up now and start building with authentication that works for you—not against you.
Perfect for personal projects, prototypes, or early MVPs.
Built for indie developers and small teams launching production-ready apps.
For growing products that need scale, collaboration, and advanced auth.
Tailored for high-scale apps, regulated industries, and teams with advanced needs.
Send secure one-time passcodes via SMS
Generate MFA fallback codes for users
Send system emails from your own domain
Enterprise login with Azure AD, Okta, etc.
Remove CoreAuth branding completely
No more time spent managing passwords, sessions, or MFA flows. CoreAuth gives you a secure, scalable, and developer-first authentication platform—so you can ship faster and build confidently.
Get in touch with our team to discuss how CoreAuth can enhance your application's authentication and user management.