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All Tools
19 free tools, all running in your browser. No sign-up needed.
JSON Formatter
Format, validate and beautify JSON instantly
Base64 Encode / Decode
Encode text or decode Base64 strings instantly
What Is My IP
See your public IP address and location info
Word Counter
Count words, characters, sentences and more
UUID Generator
Generate UUID v4 identifiers in bulk
URL Encode / Decode
Encode or decode URL components instantly
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes
Regex Tester
Test and debug regular expressions live
Otto's Ipsum
Funny placeholder text generator — otter edition
Password Generator
Generate strong, secure random passwords
Timestamp Converter
Convert Unix timestamps to human-readable dates
Color Picker
Pick colors and convert between HEX, RGB, HSL
Markdown Previewer
Write and preview Markdown side by side
JWT Decoder
Decode and inspect JWT tokens instantly
Cron Expression Parser
Translate cron expressions into plain English
DNS Lookup
Query DNS records for any domain
SSL Certificate Checker
Check SSL certificate validity and expiry
HTTP Status Codes
Reference guide for all HTTP status codes
WHOIS Lookup
Look up domain registration information