What is Buttercup?
Buttercup is a password_manager that Buttercup is a free, open-source password manager. AES-256 encryption. Cross-platform. Syncs via Dropbox, Google Drive, WebDAV.. It has a Nerq Trust Score of 56/100 (D). 0 GitHub stars. Published by Unknown. Last analyzed April 2026.
Why This Score
- ⚠️ Security: 0/100 — Some security concerns
- ⚠️ Maintenance: 0/100 — Maintenance activity is low
- ⚠️ Community: 0 stars, 0 downloads — Growing community
- ⚠️ Transparency: License: Not specified — No license specified
Trust & Safety Overview
What Buttercup Does
Buttercup is a password_manager in the password_manager category. Buttercup is a free, open-source password manager. AES-256 encryption. Cross-platform. Syncs via Dropbox, Google Drive, WebDAV.. It is published by Unknown and has no specified license. With 0 GitHub stars and 0 downloads, it has a small community of users and contributors.
Who Should Use Buttercup
Buttercup is suitable for evaluation and non-critical use. Review the trust score breakdown before using in production.
Details
| Author | Unknown |
|---|---|
| Category | password_manager |
| License | Not specified |
| Type | password_manager |
| Source | View on GitHub |
| Security Score | 0/100 |
| Activity Score | 0/100 |
How to Get Started
Check the trust score before installing:
curl nerq.ai/v1/preflight?target=buttercup
Setup guide · Full safety report · Production review · Is it safe?
Frequently Asked Questions
Last updated April 2026. Trust scores based on automated analysis of public data.