Home / Text and Developer Tools
Free text and developer tools
Text and developer tools save time on everyday editing and coding tasks. Count words, change capitalisation, format JSON, convert CSV, encode a URL, or test a pattern. Each one runs in your browser, so pasted text and code are not sent to a server.
Word Counter
Words, characters, sentences and estimated reading time.
Case Converter
Switch text to UPPERCASE, Title Case, camelCase, snake_case and more.
JSON Formatter
Beautify, minify and validate JSON with clear error messages.
CSV to JSON Converter
Turn spreadsheet CSV text into JSON objects.
Markdown Preview
Write Markdown and see it formatted as you type.
Base64 Encoder
Encode text to Base64 and decode it back.
URL Encoder and Decoder
Percent-encode text for web addresses, or decode it.
URL Slug Generator
Turn a title into a clean lowercase slug.
Unix Timestamp Converter
Convert epoch seconds to a date, or a date to a timestamp.
Regex Tester
Test a regular expression and see each match highlighted.
Hash Generator
Calculate SHA-256, SHA-512 and other hashes.
Roman Numeral Converter
Convert numbers 1 to 3999 to Roman numerals, and back.
Lorem Ipsum Generator
Placeholder text for mockups and layouts.
Password Generator
Create strong random passwords on your device.
Password Strength Checker
Estimate how strong a password is, checked on your device.
QR Code Generator
Turn a link or text into a QR code.
Color Converter
Switch between HEX, RGB and HSL.
Text Diff Checker
Compare two texts and see which lines changed.
Typing Speed Test
Measure words per minute and accuracy.
Online Stopwatch
Start, pause and record laps.
Random Number Generator
Pick random numbers in a range, with or without repeats.
Questions
Is my text saved?
No. Text and code are processed in your browser and are not stored or sent.
Can I use these for work?
Yes. They are free and have no sign-up.