Essential Developer Tools
Free, fast, and easy-to-use online tools to streamline your development workflow. No sign-up required. Just pick a tool and get started!
JavaScript/JSON to TypeScript Types
Convert JavaScript/JSON to TypeScript types
Numbers to Words
Convert numbers to words
Password Generator
Generate secure passwords
Base64 Converter
Encode and decode Base64 strings
URL Encoder/Decoder
Encode and decode URLs
What's My IP
Get your public IP address
HTML Escape
Escape HTML entities
Line Break Remover
Remove line breaks from text
Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text
Blank Character Copy
Copy invisible blank characters
Cron Expression Generator
Generate and understand cron expressions (the human way)
Data Format Converter
Convert data between different formats including JSON, YAML, TOML, XML, and CSV
Text Trimmer
Remove leading and trailing whitespace from text
Find and Replace Text
Find and replace text with case sensitivity and whole word options
Case Converter
Convert text between different casing formats
Color Code Converter
Convert colors between HEX, RGB, HSL, and RGBA formats