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Fast, private utilities that run entirely in your browser. No data leaves your device.
Format, validate, and minify JSON data
Pretty print and beautify JSON with indentation
View JSON in an interactive tree structure
Minify and compress JSON by removing whitespace
Parse JSON and extract values using JSONPath
Validate JSON syntax and check for errors
Convert JSON data to XML format
Convert XML data to JSON format
Convert JSON data to YAML format
Convert YAML data to JSON format
Convert JSON arrays to CSV format
Convert JSON to plain text in various formats
Generate TypeScript interfaces from JSON
Generate Python dataclasses and Pydantic models from JSON
Generate C# classes and records from JSON
Generate Go structs from JSON
Format, beautify, and minify XML documents
Pretty print and beautify XML with indentation
Minify and compress XML by removing whitespace
Validate XML syntax and check for errors
Convert XML data to CSV format
Convert CSV data to XML format
Convert XML data to YAML format
Convert YAML data to XML format
Convert XML data to HTML tables or lists
Convert HTML to well-formed XML
Format and beautify HTML with proper indentation
Minify HTML by removing whitespace and comments
Validate HTML syntax and check for errors
Extract plain text from HTML content
Convert HTML to clean Markdown format
Convert Markdown to HTML with GFM support
Format and beautify CSS code
Minify CSS by removing whitespace and comments
Compile SCSS/Sass to plain CSS
Compile Less to plain CSS
Convert plain CSS to SCSS with nesting
Convert Tailwind utility classes to vanilla CSS
Escape or unescape HTML entities
Escape or unescape JavaScript strings
Escape or unescape SQL strings
Escape or unescape XML special characters
Escape or unescape CSV field values
Escape or unescape Unicode characters
Escape or unescape JSON string values
Escape special regex characters for literal matching
Convert TOML configuration files to JSON
Convert JSON to TOML configuration format
Convert INI configuration files to JSON
Convert .properties files to JSON
Convert CSV data to Markdown tables
Convert tab-separated values to JSON and back
Count characters, bytes, words, lines, and paragraphs
Reverse text by characters, words, or lines
Repeat text multiple times with custom separator
Remove duplicate lines from text
Remove blank lines from text
Convert between hexadecimal and ASCII text
Convert between binary and text
Encode and decode Base64 strings
Generate random UUIDs (v4)
Generate SHA-1, SHA-256, SHA-384, SHA-512 hashes
Encode and decode URL components
Convert between Unix timestamps and dates
Test regular expressions with real-time highlighting
Decode and inspect JSON Web Tokens
Compare two texts and see the differences
Count words, characters, sentences, and more
Convert between HEX, RGB, and HSL colors
Generate secure random passwords with custom options
Generate QR codes for URLs, text, WiFi, and more
Generate placeholder text for your designs
Convert between camelCase, snake_case, kebab-case, and more
Convert titles to SEO-friendly URL slugs
Sort lines, remove duplicates, and clean up text
Convert between binary, octal, decimal, and hex
Convert between CSV and JSON formats
Create markdown tables with a visual editor
Create campaign URLs with UTM tracking parameters
Generate Open Graph and Twitter Card meta tags
Build and understand cron schedule expressions
Format and beautify SQL queries
Validate YAML and convert between YAML and JSON
Extract emails, URLs, phone numbers from text
Count tokens for GPT, Claude, Llama with cost estimates
Convert and explore colors in the OKLCH color space
Remove AI formatting artifacts and invisible characters
Compare two prompts and highlight the differences
Convert data to JSONL for AI fine-tuning
Build JSON schemas for OpenAI structured outputs
Encode images for GPT-4V, Claude Vision, and Gemini
Preview how your links appear on social media
Format, beautify, and minify JavaScript code
Format, beautify, and minify TypeScript code
Format and beautify Python code with PEP 8 style
Format, beautify, and minify PHP code
Format, beautify, and minify Java code
Format, beautify, and minify GraphQL queries and schemas
Format and beautify Nginx configuration files
Generate Apache .htaccess rules for redirects, security, and caching
Calculate profit margins, markups, and pricing
Calculate the true cost of meetings with live timer
Convert between annual salary and hourly rate
Calculate days between dates or add/subtract time
Analyze text readability with Flesch-Kincaid and more
Convert between bytes, KB, MB, GB, TB, and PB
Convert between seconds, minutes, hours, days, weeks, and years
Calculate percentages, find what percent, and percentage change
Calculate exact age in years, months, and days from birthdate
Calculate tip amount and split bill among people
Calculate discounted price and savings from percentage off
All processing happens in your browser. No data is ever sent to our servers.
No server round-trips. Instant results with client-side processing.
All tools are free to use with no sign-up required.