Lucia
Simple and flexible auth for TypeScript
Pricing
Free tier
Flat rate
Adoption
→StableLicense
Open Source
Data freshness
—Overview
What is Lucia?
Lucia is a lightweight, framework-agnostic TypeScript authentication library. It provides session management, user authentication abstractions, and database adapters without dictating your stack. Designed for developers who want full control over their auth implementation without a managed service.
Key differentiator
“Simple and flexible auth for TypeScript”
Capability profile
Strength Radar
Honest assessment
Strengths & Weaknesses
↑ Strengths
Fit analysis
Who is it for?
✓ Best for
TypeScript developers who need fine-grained control over auth logic and session management without a third-party service
✕ Not a fit for
Teams wanting managed auth-as-a-service with no configuration
Cost structure
Pricing
Free Tier
Available
Starts at
Free / Open Source
Model
Flat rate
Enterprise
None
Performance benchmarks
How Fast Is It?
Ecosystem
Relationships
Next step
Get Started with Lucia
Step-by-step setup guide with code examples and common gotchas.