Developer Tools
All the developer tools you need in one place.
JSON Formatter
Beautify, minify, and format JSON data.
JSON Validator
Validate JSON data and find syntax errors.
XML Formatter
Pretty print and format XML documents.
Regex Tester
Test and debug regular expressions online.
Base64 Encoder
Encode and decode Base64 strings.
URL Encoder
Encode and decode URLs and query parameters.
JWT Decoder
Decode JSON Web Tokens (JWT) payload and header.
Hash Generator
Generate MD5, SHA1, SHA256, and SHA512 hashes.
UUID Generator
Generate random UUIDs (v4) in bulk.
Unix Timestamp Converter
Convert Unix timestamps to readable dates.
SQL Formatter
Beautify and format SQL queries.
HTML Formatter
Beautify and minify HTML code.
CSS Formatter
Beautify and minify CSS stylesheets.
JS Formatter
Beautify and minify JavaScript code.
Fake JSON Generator
Generate random JSON data for API testing.
CSV to JSON Converter
Convert CSV data into JSON format.
YAML to JSON Converter
Convert YAML files to JSON format.
HTML Encoder
Encode and decode HTML entities.
MIME Type Checker
Lookup MIME types for file extensions.
User Agent Parser
Parse and extract info from User Agent strings.
API Mock Data Generator
Generate fake API responses for testing.
Color Code Converter
Convert between HEX, RGB, and HSL colors.
Cron Expression Generator
Generate and parse cron expressions.
Diff Checker
Compare two text blocks and highlight differences.
HTTP Header Viewer
View and parse HTTP request headers.