Developer Tools That Run Entirely in Your Browser
Generate passwords, format JSON, encode URLs, test regex, and more. All tools process data locally — no server uploads, no data collection, no tracking. Fast, secure, and completely free.
Privacy First
All processing happens locally in your browser. Your data never leaves your device.
Lightning Fast
Instant results with no server round-trips. Works offline once loaded.
Always Free
No subscriptions, no limits, no ads. Just pure functionality for developers.
Developer Tools
Explore our collection of 25+ privacy-focused developer tools
Text Case Converter
Convert text between uppercase, lowercase, title case, sentence case, camelCase, PascalCase, and more
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa. Supports seconds and milliseconds.
Image Compressor & Resizer
Compress and resize images online using Canvas API. Reduce file size and optimize images for web.
QR Code Generator
Generate QR codes online for URLs, text, emails, and more. Customize colors, size, and error correction.
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SQL Formatter
Format and beautify SQL queries with customizable indentation and keyword casing
Cron Expression Parser
Validate cron syntax with human-readable descriptions and next execution times
Developer Articles & Guides
In-depth tutorials, best practices, and expert insights
