buttercup-core

The premium Open Source alternative to 1Password

🎯 Best for:Developers building custom password management solutions

What is buttercup-core?

Replaces proprietary password management backends like 1Password. Provides a JavaScript-based core for building secure, cross-platform vault applications with AES-256 encryption.

Tech Stack
TypeScriptSecurity & Passwords

Why buttercup-core?

  • Platform agnostic core
  • Strong AES-256 encryption
  • Active Node.js ecosystem support

Limitations

  • Requires frontend implementation
  • No built-in sync service
  • Developer-centric documentation
11/2/2025
Last Update
61
Forks
33
Issues
MIT
License
Financial Leak Detected

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Competitor Cost
-$1,440
/ year (est. based on 1Password)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%

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