# Strongbox (open-source security and privacy app)

> Strongbox is a free, open-source security and privacy app for macOS. A KeePass/Password Safe Client for iOS and OS X. It has 1,467 GitHub stars and is released under the AGPL-3.0 license. Its source code is on GitHub at strongbox-password-safe/Strongbox.

Strongbox supports the well-known, portable and open Password Safe (version 3) and KeePass file formats (KeePass 1 and 2, i.e. KDB, KDBX (3.1 and 4)). Strongbox uses encryption algoritms likes TwoFish, Argon2d, ChaCha20, Aes, Salsa20 and various other cryptographic techniques (SHA256s, HMACs, CSPRNGs) to store groups and entries, containing various secrets, mostly designed around password storage. You can also store file attachments in KeePass format safes. YubiKey is also supported.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/strongbox-password-safe/Strongbox |
| Platforms | macOS |
| Interface | desktop GUI |
| GitHub stars | 1,467 |
| License | AGPL-3.0 (open source) |
| Replaces | n/a |
| Language | Objective-C |
| Website | https://strongboxsafe.com |
| Official | yes (published by the project behind the app) |
| Category | Password managers, encryption & privacy |
| Latest release | none on GitHub |
| Last commit | Jul 17, 2026 |

## Install

Download a build for your system from the project's releases (https://github.com/strongbox-password-safe/Strongbox/releases) or website, or build it from source by following the README.

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