A curated collection of developer-focused utilities. Private, secure, and fast.
Human-readable cron expressions without the headache.
Compare text, JSON, or code with side-by-side highlighting.
Real-time regular expression testing and explanation.
Clean, pretty-print, and validate messy XML data.
The best way to visualize, format, and explore nested JSON.
Real-time GFM editor with side-by-side preview and export.
Secure, client-side generation of random passwords and passphrases.
Generate RFC-compliant UUID v1, v4, and v7 identifiers.
Decode and verify JSON Web Tokens with full UTF-8 support.
Fast text and file encoding with URL-safe support.
Client-side image compression and resizing without data leaks.
Create custom QR codes for URLs, WiFi, and vCards instantly.
Securely compute SHA-256, SHA-512, and SHA-1 hashes.
Fast MD5 generation and integrity verification.
Bidirectional Unix timestamp to human-readable time conversion.
Encode and decode HTML entities for web development.
Optimize and beautify CSS code for production.
Visual color selection and multi-format conversion with contrast checking.
Generate clean placeholder text for your design and development projects.