Format and validate JSON

Compress JSON to reduce size

Convert JSON arrays to CSV

Convert CSV data to JSON

Convert between JSON and YAML

Generate JSON Schema from JSON

Compare two JSON objects

Generate TypeScript interfaces from JSON

Generate Java POJO classes from JSON

Test JSONPath expressions

Format and validate XML

Format and beautify SQL queries

Compare and diff two texts

Encode and decode Base64

Encode and decode Base32

Encode and decode URLs

Encode and decode HTML entities

Text to Unicode code points

Generate MD5 / SHA hash

MD5 SHA1 SHA256 SHA512

Convert images to Base64

Decode and inspect JWT tokens

Generate and sign JWT tokens

Verify JWT token signatures

Generate 2FA TOTP codes

Generate bcrypt password hashes

Generate strong random passwords

Generate RSA key pairs in your browser

Generate random UUID v4 strings

Generate .gitignore for any stack

Generate placeholder text

Generate QR codes from text/URL

Generate mock JSON data for testing

Count words and characters

Test regular expressions

Preview Markdown in real time

Convert Markdown to HTML code

Live HTML editor and preview

camelCase, slug, reverse, trim

Convert Unix timestamps to dates

Convert epoch time across zones

Parse and explain cron expressions

Binary, hex, octal converter

Visual CSS gradient generator

WCAG contrast ratio checker

Convert HEX, RGB, HSL colors

Convert HEX colors to RGB values

Minify and compress CSS code

HTTP status codes reference

Text to ASCII code converter

Parse and analyze URL components

Convert cURL to code snippets

Look up DNS records for domains

IP geolocation and network info

Convert IP between formats

Unix file permission calculator

Format and minify JavaScript

MyBatis XML ↔ Java annotation

Add/subtract days, find date diff

Length, weight, temperature & more

Encrypt and decrypt with AES

Parse User-Agent strings

Review Java code + generate unit tests

Resize images in your browser

Compress PNG, JPG and WebP images

Convert PNG, JPG, WebP and GIF between formats

Optimize and compress SVG files with SVGO

Generate multi-size favicons from image or text

Convert images to a PDF file

Convert one image to PDF with preview

Merge multiple PDF files into one

Split PDF by page range or per page

Reduce PDF file size

Rotate PDF pages by angle

Convert PDF pages to JPG images

Add text watermark to PDF pages

Add page numbers to PDF