Developer Tools
Developer tools
Helpful dev utilities for formatting, validation, and quick conversions — privacy-first and fast.
JSON Formatter
Format, minify, validate, and copy JSON.
Client-side • No sign-up
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Regex Tester
Test regular expressions with live match highlighting, capture groups, flags and replace preview.
Client-side • No sign-up
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HTML Formatter
Beautify messy HTML with clean indentation, or minify it for production.
Client-side • No sign-up
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Base64 Encode & Decode
Encode text to Base64, decode it back, URL-safe mode, file to Base64.
Client-side • No sign-up
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CSS Minifier
Compress CSS by removing comments and whitespace — safe for strings and url().
Client-side • No sign-up
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Password Generator (Strong Passwords + Strength)
Generate strong random passwords with length control, character toggles, strength indicator, and copy button.
Client-side • No sign-up
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Text Diff Checker (Paste vs Paste)
Compare two pasted texts and spot added/removed lines. Includes whitespace/case options and unified diff copy.
Client-side • No sign-up
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