Text Tools
31 toolsFree online text tools developer tools — fast, private, and runs in your browser.
Word Counter
Words, chars, sentences & more
Character Counter
Count chars for social platforms
HTTP Status Code Reference
Searchable HTTP status code lookup
ASCII Art Generator
Generate text art in multiple font styles
IP Subnet Calculator
Calculate subnet ranges & network info
Regex Cheat Sheet
Interactive searchable regex reference
Password Strength Analyzer
Analyze password entropy & crack time
Math Expression Evaluator
Evaluate math expressions safely
ETA Calculator
Estimate time remaining for tasks
Percentage Calculator
Calculate percentages & changes
MIME Type Lookup
Search file extensions & MIME types
User Agent Parser
Parse browser & OS from user agent strings
Phone Number Parser
Parse & format international phone numbers
IPv4 Range Expander
Expand CIDR ranges to IP addresses
URL Parser
Parse & inspect URL components
Device Information
View browser, OS & device details
Keycode Info
Press any key to see its keycode & properties
Outlook Safelink Decoder
Decode Outlook Safe Links to original URLs
Git Cheatsheet
Searchable reference of common Git commands
Email Normalizer
Normalize email addresses for deduplication
IPv4 Address Converter
Convert IPv4 between decimal, binary, hex & octal
MAC Address Lookup
Look up vendor from MAC address OUI prefix
Chronometer
Stopwatch with lap times & millisecond precision
Benchmark Builder
Benchmark JavaScript code snippets & compare performance
Emoji Picker
Browse & copy emojis by category
String Obfuscator
Obfuscate text with ROT13, homoglyphs & more
Numeronym Generator
Generate numeronyms like i18n, l10n, a11y
IBAN Validator
Validate & parse International Bank Account Numbers
cURL Command Builder
Build cURL commands from a visual form
HTTP Header Parser
Parse & explain HTTP headers
Aspect Ratio Calculator
Calculate & visualize aspect ratios