Developer Tools

Format and validate JSON

Format and validate XML

Format and clean HTML

Format CSS stylesheets

Format SQL queries

Convert JSON to YAML

Convert YAML to JSON

Compare text differences

Encode or decode Base64

Encode or decode Base32

Encode or decode URLs

Encode HTML entities

Convert text to binary

Convert to Morse code

Generate random UUIDs

Generate secure passwords

Generate placeholder text

Generate hashes (MD5, SHA)

Parse and explain cron expressions

Decode and inspect JWT tokens

Test regular expressions

Lookup DNS records

Calculate subnet ranges

Calculate subnet details

Check if port is open

Check SSL certificate

HTTP status code reference

Parse user agent strings

Convert color formats

Generate box shadow CSS

Generate CSS gradients

Preview Markdown as HTML

Minify JS, CSS, HTML

Encrypt text with AES

Decrypt AES encrypted text

Generate HMAC signatures

Generate RSA key pairs

Generate SHA-512 hashes

Check password strength

Check if password was leaked