A simple and flexible authentication library
Lucia is a simple and flexible authentication library. Licensed under MIT, it is popular in the JavaScript ecosystem with 131.8K weekly downloads.
Lucia has an good overall health score of 63/100. Its strongest dimension is security (100/100), while maintenance (40/100) is the area with most room for improvement. This package is in good shape overall.
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The complete 2026 guide to React authentication. Clerk, Auth.js, Lucia, and rolling your own. Session vs JWT, when to use a service vs self-host, and.
2026-03-08T00:00:00.000ZLucia is a minimal auth library that gives you full control. NextAuth handles more for you. Compare them for building custom authentication in TypeScript.
2026-03-08T00:00:00.000Z