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




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 My Buttercup, Google Drive, Dropbox, WebDAV or local files (via the Desktop app) to remotely or locally access your vault. Save new logins to your secure archives.
The vault management interface allows for full control over your vault's contents, so it can even be used as a stand-alone application. Create and edit different item types (logins, websites, credit-cards, notes etc.) and even attach securely-encrypted files.
Please note that this extension does not support Android platforms.
The vault management interface allows for full control over your vault's contents, so it can even be used as a stand-alone application. Create and edit different item types (logins, websites, credit-cards, notes etc.) and even attach securely-encrypted files.
Please note that this extension does not support Android platforms.
Buttercup's privacy policy: https://buttercup.pw/privacy
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This add-on needs to:
- Input data to the clipboard
- Access browser tabs
- Store unlimited amount of client-side data
- Access your data for all websites
- Add-on Links
- Version
- 2.24.1
- Size
- 1.78 MB
- Last updated
- 2 months ago (Jan 6, 2021)
- License
- MIT/X11 License
- Privacy Policy
- Read the privacy policy for this add-on
- Version History
We've fixed a bug with our Copy functionality in popup dialogs.
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