Developer Tools Collection

Convert Markdown to PDF, HTML, TXT, PNG, or JPG

Convert HTML to PDF, Markdown, HTML, or plain text with export options

Convert, resize, crop, and compress images

Encode and decode Base64 strings

Convert between binary, decimal, hex, and octal

Convert between JSON, YAML, and XML formats

Convert Unix timestamps to readable dates

Encode and decode URL strings

Encode and decode HTML entities

Convert between HEX, RGB, HSL color formats

Transform text case (camelCase, snake_case, etc.)

Decode and inspect JWT tokens

Escape and unescape special characters

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

Generate UUIDs (v4, v7, Snowflake)

Generate secure random passwords

Generate placeholder text

Format SQL with multi-database support

Format and validate JSON

Format XML documents

Validate XML syntax

Preview Markdown with syntax highlighting

Compare text with side-by-side and inline views

Test regular expressions with highlighting

Parse and generate cron expressions

Generate RSA public/private key pairs (client-side)

Encrypt and decrypt text using AES-256-GCM

Hash and verify passwords with bcrypt

Get detailed information about an IP address

Query DNS records (A, AAAA, MX, TXT, NS, etc.)

Calculate subnet masks, CIDR, IP ranges

Check common ports and services (browser-compatible)

Edit, visualize, and optimize SVG path data

Check color contrast ratios for WCAG compliance