Web Developer Tools

Format and minify JSON code

Validate JSON syntax and structure

Minify HTML, CSS and JavaScript code

Convert between timestamps and readable dates

Generate universally unique identifiers (UUID v4)

Generate MD5, SHA-1, SHA-256 and SHA-512 hashes

Test and validate regular expressions with sample text

Decode and analyze JWT tokens

Convert between Markdown and HTML bidirectionally

Format and prettify SQL queries with syntax highlighting

Convert JSON data to CSV format (flatten)

Convert CSV data to JSON format

Format and minify CSS code

Preview and convert Markdown to HTML

Encode and decode HTML entities

Format and minify XML code

Convert YAML configuration to JSON

Convert JSON to YAML format

Generate and convert Unix timestamps

Generate deterministic UUID v5

Encode and decode HTML entities

Obfuscate JavaScript code for security

Compare JSON objects

Encode data as Data URI

Encode and decode Base32 strings

Generate and validate cron expressions

Parse and analyze browser user agent strings

Generate robots.txt file for SEO

Generate XML sitemap for search engines

Generate SEO meta tags for your website

Generate Open Graph tags for social media

Generate JSON-LD structured data schemas

Generate Apache .htaccess configuration

Generate nginx config automatically

Generate Dockerfiles for different platforms

Create .gitignore files for different programming languages and frameworks

Generate common open source licenses (MIT, Apache, GPL, etc)

Generate README.md templates for your projects

Generate changelog in Keep a Changelog format

Test API endpoints and view responses

Test and simulate webhook calls

Generate Git commands from descriptions of what you want to do

Build and format HTTP API requests with headers and parameters

Generate Docker commands for containers, images, and networks

Manage and format .env files for different environments

Validate and analyze package.json structure and dependencies

Calculate and validate semantic version bumps (major/minor/patch)

Generate README.md templates for projects

Format CHANGELOG.md files following Keep a Changelog conventions

Format code snippets for documentation and blog posts

Generate mock JSON responses for API testing

Build and format webhook payload JSON structures