Developer Tools
8 free developer tools — JSON formatter, regex tester, URL encoder, JWT decoder, color picker and more. Instant results with zero signup required.
JSON Formatter
Beautify or minify JSON instantly. Validate structure and copy cleaned output.
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JSON Formatter
Beautify or minify JSON instantly. Validate structure and copy cleaned output. Supports large files.
Regex Tester
Test your regular expressions against sample text with visual match highlighting.
URL Encoder/Decoder
Encode or decode URL components. Handles UTF‑8 and special characters automatically.
JWT Decoder
Decode JSON Web Tokens to inspect header and payload without secret.
Color Picker
Pick color codes in HEX, RGB, HSL or CSS format and copy with one click.
Base64 Encode/Decode
Convert text or files to Base64 and back. Useful for data URIs and API payloads.
Minify JavaScript
Compress JS code by removing whitespace and comments. Copy minified output.
Code Beautifier
Format HTML, CSS or JS code with indentation and line breaks.
Free Developer Tools Online
QuickToolz's developer tools include everything a programmer needs for quick code tasks. Format and validate JSON, test regular expressions, encode URLs, decode JWTs, pick colors, and more — all directly in your browser with no signup. Save time and avoid installing bulky utilities by using our lightweight web tools.