Passage vs Bitwarden
Side-by-side comparison of AI visibility scores, market position, and capabilities
Passage is an identity and passkey authentication platform that enables developers to add passwordless login to apps using biometrics and passkeys via a simple API. HQ: San Francisco.
About
Passage by 1Password is a developer-focused identity platform that makes it easy to implement passkey authentication — the FIDO2/WebAuthn passwordless login standard — in web and mobile applications. Founded in 2022 and later acquired by 1Password, Passage provides simple SDKs and APIs that handle the complex cryptographic operations and user management required to implement passkeys, biometric authentication, and magic link sign-in without building custom identity infrastructure.
Open-source password manager with $100M PSG Series C and 2025 Cybersecurity Breakthrough Award; self-hosted deployment option competing with 1Password and LastPass after post-breach migration accelerated growth.
About
Bitwarden is a Santa Barbara-based open-source password manager and identity security platform — backed with $100 million raised in a Series C led by PSG in September 2022 — providing individuals, teams, and enterprises with a secure, end-to-end encrypted vault for passwords, passkeys, secure notes, and sensitive data with sync across unlimited devices. With 148 employees and winner of the 2025 Cybersecurity Breakthrough Awards Password Management Solution of the Year, Bitwarden differentiates from proprietary password managers through its fully open-source architecture (client, mobile, server, and browser extension codebases all public on GitHub) that enables security audits by the community and self-hosted deployment for organizations with strict data sovereignty requirements.
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