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1Password alternatives · Passwords

Open-source alternatives to 1Password

1Password is not described as open source on its own site. 5 of the 16 other password managers in this directory are open source, according to their own sites.

1Password is a paid product with a free trial, starting at $3.99 per month, billed annually ($2.99 in year one for new customers). All of them are free or have a free plan.

5 tools · Listings checked up to Oct 5, 2026 · Where the facts come from

How each one differs from 1Password

  1. Bitwarden

    Open-source password manager with a free plan and self-hosting

    • Bitwarden starts at $1.65 per month, billed annually at $19.80 (Premium). 1Password starts at $3.99 per month, billed annually ($2.99 in year one for new customers).
    • Bitwarden has a free plan. 1Password does not, though it has a free trial.
    • Only Bitwarden lists a web app.
    • Bitwarden is open source and self-hostable, according to its own site.
    Bitwarden vs 1PasswordBitwarden pricing and details

  2. Proton Pass

    End-to-end encrypted password manager with email aliases

    • Proton Pass starts at $2.99 per month, billed every 12 months ($35.88); $4.99 billed monthly. 1Password starts at $3.99 per month, billed annually ($2.99 in year one for new customers).
    • Proton Pass has a free plan. 1Password does not, though it has a free trial.
    • Only Proton Pass lists a web app.
    • Proton Pass is open source, according to its own site.
    Proton Pass vs 1PasswordProton Pass pricing and details

  3. Passbolt

    Open-source password manager for teams, self-hosted or cloud

    • Passbolt starts at $4.90 per user / month, billed annually (Pro, 10-user minimum). 1Password starts at $3.99 per month, billed annually ($2.99 in year one for new customers).
    • Passbolt has a free plan. 1Password does not, though it has a free trial.
    • Only Passbolt lists a web app.
    • Only 1Password lists macOS and Linux apps.
    Passbolt vs 1PasswordPassbolt pricing and details

  4. KeePassXC

    Free, open-source offline password manager for desktop

    • KeePassXC is free. 1Password starts at $3.99 per month, billed annually ($2.99 in year one for new customers).
    • KeePassXC has a free plan. 1Password does not, though it has a free trial.
    • Only 1Password lists iOS and Android apps.
    • KeePassXC is open source, according to its own site.
    KeePassXC pricing and details

  5. KeePass

    Free, open-source password manager for Windows with plugins

    • KeePass is free. 1Password starts at $3.99 per month, billed annually ($2.99 in year one for new customers).
    • KeePass has a free plan. 1Password does not, though it has a free trial.
    • Only 1Password lists iOS and Android apps.
    • Only 1Password lists a browser extension.
    KeePass pricing and details

Common questions

Is there an open-source alternative to 1Password?

Yes. Bitwarden, Proton Pass, Passbolt, KeePassXC and KeePass are open source, according to their own sites.

Is 1Password open source?

1Password is not described as open source on its own site. The listing was checked on Oct 4, 2026 against the pages it cites.

When was this checked?

Each listing shows its own date. On this page they run from Oct 4, 2026 to Oct 5, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to 1Password: the alternatives its listing names first, then the tools that share the most features with it.