About xlnk.dk
xlnk.dk is a lightweight, self-hosted suite of privacy-focused web tools.
URL Shortener
Shorten long URLs into compact links. All links are checked against Google Safe Browsing before creation. Includes click tracking and stats.
Self-Destructing Messages
Share sensitive text via one-time links. Messages are encrypted and automatically destroyed after being viewed once.
Password Generator
Generate strong, random passwords entirely client-side. Nothing is ever sent to the server.
GUID Generator
Generate RFC 4122 version 4 UUIDs entirely in your browser. Create up to 25 at a time using cryptographically secure randomness.
Markdown to Rich Text
Convert Markdown with Mermaid diagrams into rich text for Outlook, Word, Google Docs or Gmail, or download it as RTF. Runs entirely in your browser.
API
Programmatic access to URL shortening and secret creation via a simple REST API with key-based authentication.
Privacy & Security
- Self-destructing messages are encrypted client-side with AES-256-GCM before reaching the server.
- Passwords are generated entirely in your browser using cryptographically secure randomness. Nothing is transmitted or stored.
- All shortened URLs are checked against Google Safe Browsing to protect against malicious destinations.
- All traffic is encrypted via HTTPS.
© 2026 Thomas Kraft
