Developer Tools
21 tools available
Available Tools
JSON Formatter
Format and beautify JSON data
JSON Validator
Validate JSON syntax and structure
JSON Comparator
Deep compare two JSON responses and highlight differences
Response to JSON
Convert XML, YAML, query strings and key-value data to JSON
Base64 Encode/Decode
Encode or decode Base64 strings
JWT Decoder
Decode and inspect JWT tokens
URL Encoder/Decoder
Encode or decode URL strings
Regex Tester
Test and debug regular expressions
Timestamp Converter
Convert between timestamps and dates
UUID Generator
Generate unique UUIDs
Hash Generator
Generate MD5, SHA-1, SHA-256 hashes
HTML Formatter
Format and beautify HTML code
CSS Formatter
Format and beautify CSS code
SQL Formatter
Format and beautify SQL queries
XML Formatter
Format and beautify XML data
Java Stack Trace Explainer
Paste any Java exception or stack trace — get an instant AI explanation of the root cause and how to fix it
Markdown to HTML
Convert Markdown text to HTML instantly
Binary/Hex Converter
Convert between binary, hexadecimal, octal and decimal
Cron Expression Generator
Build and explain cron job expressions visually
CSS Box Shadow Generator
Generate CSS box shadows visually with live preview
CSS Button Generator
Design and generate CSS buttons visually