Buttercup

Manage your online identities and credentials with Buttercup: An open-source, free and secure credentials manager.

Buttercup: Secure Credentials Manager Extension

"Buttercup" is a Firefox extension that allows users to manage their online identities and credentials securely. It works in conjunction with the desktop application to encrypt and store your details safely, using various storage options such as Google Drive, Dropbox, WebDAV, or local files. This user-friendly tool enables seamless saving and accessing of logins while ensuring robust security measures. Please note that the extension requires the desktop application and does not support Android platforms.
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Add-on stats

By: MadDev
Users: 509
-13
Rating: 4.46
(24)
Version: 3.2.0 (Last updated: 2024-04-09)
Creation date: 2017-03-15
Weekly download count: 13
Firefox on Android: No
Risk impact: High risk impact
Risk likelihood:
Moderate risk likelihood
Manifest version: 2
Permissions:
  • clipboardWrite
  • http://*/*
  • https://*/*
  • storage
  • tabs
  • unlimitedStorage
Size: 3.42M

Ranking

# 4,532 ▼ 49
Other rankings
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Other platforms

Buttercup (v3.2.0)
3.55 (38) 4,000
Buttercup (v2.6.3)
3.46 (372) 27,016
Buttercup (v3.2.0)
4.00 (3) 752
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Add-on summary

Analyze keywords

Manage your online identities and credentials with Buttercup: An open-source, free and secure credentials manager. Buttercup uses the strongest industry techniques to encrypt and store your details in a variety of locations of your choosing. Use Google Drive, Dropbox, WebDAV or local files, all via the desktop application, to remotely or locally access your vault. Save new logins to your secure archives.

This extension requires the desktop application to function. Please note that this extension does not support Android platforms.

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Open-source
  • Self-hosted password vault
  • Multiplatform support
Cons
  • Requires external application to function
  • Limited sync options (e.g. between desktop and extension)
  • Issues with loading owncloud space
Most mentioned
  • Open-source
  • Self-hosted password vault
  • Sync with Nextcloud, Owncloud, Dropbox, Webdav
User reviews
by Firefox user 18047060, 2024-07-09
by Firefox user 18047060, 2024-07-09
It's a shame that it now requires an external application to function, I can't use it anymore.
by Anonymous, 2024-06-05
View all user reviews

Add-on safety

Risk impact

Buttercup requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk likelihood

Buttercup is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

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