Hemmelig
Encrypted secret and text sharing service
This project is archived. Upstream development has stopped, so expect no new features or security fixes. Consider an actively maintained pastebins & snippets alternative.
Hemmelig is a self-hosted, encrypted service for sharing secrets and text snippets that self-destruct after being read. Content is encrypted so it cannot be recovered once viewed or expired.
Key features
- Self-destructing secrets
- End-to-end encryption
- File attachments
- Public API
Strengths
- Released under the BSD-3-Clause license
- Easy to set up — beginner-friendly
- First-class Docker support for quick deployment
- Active community (1.2k GitHub stars)
Is Hemmelig secure?
No known vulnerabilities affect Hemmelig's latest release (v7.6.1). OSV.dev lists 1 past advisory for the project; none of them applies to this release. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.
- Most recent fixed advisory CVE-2025-69206, published 2025-12-29 (289 days ago), fixed in 7.3.3
Source: OSV.dev, checked 2026-10-14. How this is measured.
Hemmelig replaces
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