Free Online Tools & Generators
Small, fast utilities that do one job well. Everything runs in your browser, so the text and files you paste in stay on your device.
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Password Generator
Generate strong random passwords with the length and character types you choose.
QR Code Generator
Turn a link, message or contact detail into a QR code you can download and print.
JSON Formatter
Paste JSON to pretty-print, minify or validate it, with the exact position of any error.
Base64 Encoder / Decoder
Convert text to Base64 and back, with UTF-8 and URL-safe support.
Unit Converter
Convert length, weight, temperature, volume, area, speed and data sizes instantly.
Color Palette Generator
Pick a color, get its hex, RGB and HSL values, and build a matching palette.
Text Case Converter
Switch text between uppercase, lowercase, title, sentence, camel, snake and kebab case.
Word & Character Counter
Count words, characters, sentences, paragraphs and reading time as you type.
Timestamp Converter
Convert between Unix epoch time and readable dates, in seconds or milliseconds.
Random Picker
Paste a list to pick a random winner, shuffle it, or draw random numbers.
Lorem Ipsum Generator
Generate placeholder text by paragraph, sentence or word and copy it instantly.
UUID Generator
Generate cryptographically random version 4 UUIDs, one at a time or in bulk.
URL Encoder / Decoder
Percent-encode or decode URLs and inspect query string parameters.
Markdown to HTML
Write markdown, preview it live and copy the generated HTML.
Hash Generator
Produce SHA-1, SHA-256, SHA-384 and SHA-512 hashes from any text.
Regex Tester
Test a regular expression against sample text with live highlighting and capture groups.
CSV to JSON Converter
Turn CSV data into clean JSON, with proper handling of quotes and delimiters.
HEX to RGB Converter
Convert colors between HEX, RGB and HSL with a live preview swatch.
Random Number Generator
Pick random numbers in any range, with or without duplicates.
Diff Checker
Compare two texts line by line and see exactly what was added or removed.