Developer Tools
14 free online developer tools — all browser-based, no signup, worldwide.
JSON Formatter & Validator
Format, validate, minify JSON with syntax highlighting and error detection....
Open tool →JSON to XML Converter
Convert JSON data to well-formed XML with attribute support....
Open tool →XML to JSON Converter
Convert XML documents to clean JSON objects with type detection....
Open tool →HTML Formatter
Beautify HTML code with proper indentation and line breaks....
Open tool →HTML Minifier
Compress HTML by removing whitespace and comments for production....
Open tool →CSS Minifier
Minify CSS by stripping whitespace, comments, and redundant code....
Open tool →JavaScript Minifier
Compress JavaScript by removing whitespace and comments....
Open tool →Code Beautifier
Format and beautify messy code with customizable indentation....
Open tool →Regex Tester
Test regular expressions with live match highlighting and flag toggles....
Open tool →SQL Formatter
Format SQL queries with proper indentation, keyword capitalization....
Open tool →JWT Debugger
Decode JWT tokens to inspect header, payload, and signature....
Open tool →UUID Generator
Generate cryptographically secure UUIDs (v4) in bulk with copy support....
Open tool →Hash Generator (MD5/SHA)
Generate MD5, SHA-1, SHA-256, SHA-512 hashes from text input....
Open tool →Barcode Generator
Generate Code 128, EAN-13, Code 39 barcodes with customization....
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