proton.me
Encrypted password manager with email aliases
Open-source, end-to-end encrypted password manager from Proton, with hide-my-email aliases, passkeys and a built-in authenticator; the free plan covers unlimited logins.
Free alternative to 1Password
| Resource | Pricing | Type | Licence | Platforms | Popularity | Last commit | Link |
|---|---|---|---|---|---|---|---|
| Proton Pass | Freemium | Service | — | web · browser-extension | — | — | ✓ |
| Proton Authenticator | Open source | Service | — | web | — | — | ✓ |
| ente Auth | Open source | Service | — | web | — | — | ✓ |
| 2FAS Auth | Open source | Service | — | web · android · ios · browser-extension | — | — | ✓ |
| Cabin | Free | Service | — | web | — | — | ✓ |
| Bitwarden | Freemium | Tool | — | web · browser-extension · self-hosted | ★ 20k | 3 Oct 2026 | ✓ |
| KeePassXC | Open source | Tool | — | web | ★ 29k | 30 Sept 2026 | ✓ |
Proton Authenticator is an open source and end-to-end encrypted 2FA app that’s simple and free to use.
A free, cross platform, end-to-end encrypted and open source app for managing your 2-step verification tokens.
Open source TOTP authenticator for iOS and Android with a companion browser extension and no account required.
Privacy-first, carbon conscious web analytics.
Open-source password manager
An offline password vault
