Developer Calculators
JSON, code formatting, dev utilities
Developer utilities that save time every day. Format and validate JSON, generate cron expressions, minify and beautify code, parse user agents, compare text differences, and convert between data formats. Built for speed — paste your data and get instant results with zero latency.
Diff Checker
Compare two blocks of code or text with highlighted differences.
Cron Expression Generator
Build and understand cron schedule expressions visually.
SQL Formatter
Format and beautify SQL queries for readability.
XML Formatter
Format and validate XML documents.
YAML to JSON Converter
Convert between YAML and JSON formats.
Markdown Preview
Write Markdown and see rendered HTML in real time.
CSS Minifier & Beautifier
Minify or beautify CSS code.
JS Minifier & Beautifier
Minify or beautify JavaScript code.
HTML Minifier & Beautifier
Minify or beautify HTML markup.
User Agent Parser
Parse and decode browser user agent strings.
HTTP Status Codes
Quick reference for all HTTP status codes.
String Escape & Unescape
Escape and unescape special characters in strings.
QR Code Generator
Generate QR codes for URLs, text, WiFi, and vCard.
Barcode Generator
Generate barcodes in multiple formats.