age vs Bitwarden

age is an open-source file encryption tool and library designed as a modern replacement for GPG. It uses X25519, ChaChaPoly, and HMAC-SHA256 as cryptographic primitives with a simple command-line interface. The tool supports encryption to multiple recipients, SSH key-based encryption, and passphrase-based encryption.

Bitwarden is an open-source password manager that provides secure credential storage with end-to-end encryption. It offers cross-platform apps, browser extensions, and self-hosting capabilities with a vault for passwords, notes, and identity information.