Manage two-factor authentication codes with OTP Auth, an iOS app listed on the App Store.
FreemiumPick
24 alternatives2FA Directory
vsLucia
2FA Directory vs Lucia
How do 2FA Directory and Lucia compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | 2FA Directory | Lucia |
|---|---|---|
| What it is | Find which websites support two-factor authentication and what methods they offer in this directory. | Lucia was deprecated in March 2025. The website was updated in July 2026 and points to code/auth_session.ts as a single-file replacement for the NPM package and to the Auth Book for auth information. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | English | English |
| Alternatives |
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