Developer Tools
Encode, decode, format, minify, generate, hash, diff, and convert — all the developer utilities you need, running entirely in your browser.
Formatters
JSON Formatter
Format, beautify, and validate JSON data
JSON Minifier
Minify JSON by removing whitespace
SQL Formatter
Format and beautify SQL queries
HTML Beautifier
Format and indent HTML markup
CSS Minifier
Minify CSS by removing whitespace and comments
JS Minifier
Minify JavaScript code for production
XML Formatter
Format and indent XML documents
YAML Validator
Validate and format YAML documents
Encoders & Decoders
Base64 Encode/Decode
Encode text to Base64 or decode Base64 to text
Base64 Image Encoder
Convert images to Base64 encoded strings
URL Encoder/Decoder
Encode and decode URL-encoded strings
HTML Entities
Encode and decode HTML entities
JWT Decoder
Decode and inspect JSON Web Tokens
Hex to Text
Convert hexadecimal to readable text
Text to Hex
Convert text to hexadecimal representation
Image to Base64
Convert images to Base64 data URIs
Converters
JSON to CSV
Convert JSON arrays to CSV format
CSV to JSON
Convert CSV data to JSON format
JSON to YAML
Convert between JSON and YAML formats
XML to JSON
Convert between XML and JSON formats
XML to JSON Converter
Convert XML documents to JSON
HTML to Markdown
Convert HTML markup to Markdown syntax
Markdown to HTML
Convert Markdown to HTML markup
Binary to Decimal
Convert binary numbers to decimal
Binary to Text
Convert binary code to readable text
Decimal to Binary
Convert decimal numbers to binary
Number Base Converter
Convert between binary, octal, decimal, and hex
Generators
UUID Generator
Generate random UUID v4 identifiers
Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes
Password Generator
Generate strong random passwords instantly
Random Number Generator
Generate random numbers in any range
Random String Generator
Generate random alphanumeric strings
QR Code Generator
Generate QR codes from text or URLs
Barcode Generator
Generate barcodes in multiple formats
Markdown Table Generator
Create Markdown tables with a visual editor
Invoice Generator
Create professional invoices in PDF format
Testing & Analysis
Regex Tester
Test regular expressions with real-time matching
Diff Checker
Compare two blocks of text and see differences
Crontab Guru
Build and validate cron schedule expressions
Epoch Converter
Convert epoch timestamps to human-readable dates
Timestamp Converter
Convert between timestamp formats
Unix Timestamp Converter
Convert Unix timestamps to dates and back
Chmod Calculator
Calculate Unix file permissions
Subnet Calculator
Calculate IP subnets, masks, and ranges