Firebase Auth vs Lucia

At a Glance

Firebase Auth

Lucia

Firebase Auth

No data available.

Lucia

Pros

Extremely lightweight and gives you full control over sessions and auth logic without any magic happening behind the scenes+148
Framework agnostic — works with SvelteKit, Astro, Nuxt, and vanilla Node.js equally well with the same core logic+134

Authentication

Supabase Auth vs Firebase Auth

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Cons

More boilerplate required than hosted solutions — you're responsible for building password reset, email verification, and MFA yourself+142
Documentation is good but not comprehensive — complex scenarios like organization-based access control require figuring things out yourself+118
No prebuilt UI components so the visual auth flow is entirely your problem to design and build+87
Smaller community means fewer answers on Stack Overflow and Google — you'll spend more time in GitHub Discussions+73