// browse other categories
01
Drop-in authentication and user management. Beautiful pre-built components with deep framework integration.
—
// pros
- Beautiful pre-built UI
- Great React/Next.js integration
- Multi-factor auth built-in
- Organizations support
// cons
- Expensive at scale
- Vendor lock-in
- Limited backend SDKs
02
Authentication for the web. Open source, framework-agnostic. Formerly NextAuth.js — now supports everything.
★ 25.0k
// pros
- Open source
- Many providers
- Framework agnostic
- Full control over data
// cons
- Complex configuration
- Breaking changes between versions
- Session management quirks
03
Authentication baked into Supabase. Email, social, phone auth with row-level security.
—
// pros
- Integrated with Supabase
- Row-level security
- Social + email + phone
- Generous free tier
// cons
- Tied to Supabase platform
- Less flexible standalone
- Migration complexity
04
Google's authentication service. Easy setup, many providers, great for mobile and web.
—
// pros
- Easy to set up
- Many sign-in providers
- Great mobile support
- Google backing
// cons
- Firebase lock-in
- Limited customization
- Google account required
05
Auth library with zero vendor lock-in. Lightweight, framework-agnostic, and fully open source.
★ 10.0k
// pros
- Zero dependencies
- Full control
- Great TypeScript support
- No vendor lock-in
// cons
- More manual setup
- Smaller community
- Need to handle UI yourself
06
Enterprise identity platform by Okta. Powerful, flexible, and battle-tested at scale.
—
// pros
- Enterprise features
- Universal Login
- Machine-to-machine auth
- Extensive documentation
// cons
- Expensive
- Complex pricing
- Okta acquisition concerns
- Over-engineered for small apps
07
Open source identity and access management. Self-hosted, enterprise-grade, highly configurable.
★ 24.0k
// pros
- Fully open source
- Self-hosted
- Enterprise IAM features
- LDAP/SAML support
// cons
- Resource heavy
- Complex setup
- Java-based
- Dated admin UI
08
Auth for B2B SaaS. SSO, SCIM, and directory sync that enterprise customers demand.
—
// pros
- Built for B2B
- Enterprise SSO out of box
- SCIM provisioning
- AuthKit for consumer auth too
// cons
- Pricey for small teams
- B2B focused
- Newer platform
09
Passwordless authentication API. Magic links, OTPs, OAuth — modern auth without passwords.
—
// pros
- Passwordless first
- Great API design
- B2B + B2C support
- Fraud detection built-in
// cons
- Smaller ecosystem
- Less documentation
- Password auth is secondary
10
The classic Node.js auth middleware. 500+ strategies, battle-tested, and still going strong.
★ 23.0k
// pros
- 500+ auth strategies
- Mature ecosystem
- Simple middleware pattern
- Works with any Node framework
// cons
- Dated architecture
- Callback-based
- Session management is manual
- No built-in UI
Building something with Authentication?
Get AI recommendations for your full stack from our ranked tool database.
→ Build your stack