Auth.js vs Pomerium: Features, Pricing and User Reviews 2026
Compare features, pricing, reviews, and more to make an informed decision
Auth.js
Auth.js is a free, open-source authentication library for web applications, supporting OAuth, magic links, and credentials across multiple frameworks.
Pomerium
Pomerium is an open-source zero trust access proxy that replaces VPNs with secure, identity-based application access without client software.
Auth.js
Auth.js is a free, open-source authentication library for web applications, supporting OAuth, magic links, and credentials across multiple frameworks.
Pomerium
Pomerium is an open-source zero trust access proxy that replaces VPNs with secure, identity-based application access without client software.
Auth.js
OAuth 2.0 and OpenID Connect support
80+ pre-configured authentication providers
Magic link email authentication
Username and password credentials
WebAuthn passwordless login
Multiple framework support (Next.js, SvelteKit, Express)
Database adapters for major databases
JWT or database sessions
Built-in security features
Custom page support
TypeScript ready
Open source and free
Pomerium
Zero trust architecture with continuous verification
VPN replacement with clientless browser access
Support for Google, Okta, Azure, GitHub, and more identity providers
Self-hosted proxy keeps data private
Kubernetes native integration and API security
Context-aware policies using identity, device, and location
Real-time access decisions for every request
Open source with active community
JWT-based authentication and authorization
Single sign-on across applications
Auth.js
Auth.js is completely free to use with no pricing tiers or hidden costs. As an open-source project, it is licensed under the ISC license, which allows anyone to use, modify, and distribute the software freely for both personal and commercial projects.
There are no subscription fees, no usage limits, and no charges for any features. All capabilities, including support for unlimited providers, database integrations, and advanced security features, are available at no cost. This makes Auth.js an excellent choice for projects of any size, from small personal websites to large enterprise applications.
The project is maintained by a community of contributors and is now part of Better Auth Inc. Developers can contribute to the project, report issues, and access community support through GitHub discussions completely free of charge.
Pomerium
Pomerium offers three pricing tiers to fit different needs.
The Zero Personal plan is completely free for individuals and hobbyists. It includes secure remote application access with a managed control plane and self-hosted reverse proxy. This option is perfect for personal projects or learning how Pomerium works.
Zero for Business costs $7 per user per month when billed annually, or $9 per month when billed monthly. This plan includes increased limits compared to the personal plan, self-hosted data plane for complete data control, and a hosted control plane to simplify setup. It is designed for teams and companies replacing VPNs.
Enterprise pricing is custom and requires contacting sales. This fully self-hosted solution includes complete on-premise deployment, full API access, priority support, no usage limits, and is ideal for large organizations needing maximum control and scalability.
All plans include the core zero trust features with self-hosted data to keep information private.