BU

Buttercup

Buttercup is an open-source password manager available on all major platforms. It securely stores login information in encrypted archives that users control. Features include unlimited login storage, autofill, OTP/2FA support, offline mode, and multi-archive management.
Latest: 2.28.1
Last checked: Jun 9, 2026 12:10am
Rank: 693/15140
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Overview

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License: Open-sourceInstaller: EXEWinget: Available

Version & Lifecycle

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Current: 2.28.1 N-2: 2.27.0 Avg cadence: Every 10 days

Top Contributors

Top sitewide contributors:

  1. Anbarasan
  2. nico_k
  3. Bob
  4. Vigneshwaran

Community Notes

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Release Notes & Updates

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Also known as

Other names people use for this app — helps search and matching.

buttercupbuttercup buttercup

Packaging Notes

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Installer file approx. 50 MB; supports Windows desktop, browser extensions, and mobile platforms

Notes

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Requires master password to unlock archives; supports cloud storage providers like Dropbox, Google Drive, and WebDAV; browser extension requires desktop app v2.26 or later.