Free Online Tools & Generators
These tools handle one everyday task each, from generating passwords to formatting JSON. Everything runs in your browser, so the text and files you paste into these tools 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 full UTF-8 support.
Unit Converter
Convert length, weight, temperature, volume, area, speed and data sizes instantly.
Color Palette Generator
Pick a base color and build a matching five-color palette you can copy as hex.
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 of entries and pick one or more random winners instantly.
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 a URL and see its query parameters listed out.
Markdown to HTML
Write markdown, preview it live, and copy the generated HTML.
Hash Generator
See the SHA-1, SHA-256, SHA-384, and SHA-512 hash of any text update as you type.
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.
Stopwatch & Timer
A stopwatch with laps and a countdown timer, switchable with one click.
Pomodoro Timer
Alternate focus sessions and breaks automatically, with adjustable lengths.
Dice Roller
Roll any combination of dice from d4 to d100, with totals and history.
List Sorter
Sort, deduplicate, trim, or shuffle a list of lines instantly.
Aspect Ratio Calculator
Scale width and height together at any ratio, with common presets.
Language Translator
Translate text between 30+ languages with AI-powered accuracy.
Morse Code Translator
Convert text to Morse code and back, with audio playback and a reference chart.
Binary Translator
Convert text to binary or decode binary back to text, right in your browser. Each character's binary, hexadecimal and decimal codes appear side by side, ready to copy.
Pig Latin Translator
Convert English to Pig Latin and back using the standard rules.
Leetspeak Translator
Turn plain text into 1337 speak at three intensity levels.
NATO Phonetic Alphabet
Spell any text in the NATO phonetic alphabet: Alpha, Bravo, Charlie.
Upside Down Text Generator
Flip text upside down or reverse it with look-alike Unicode characters.
Roman Numeral Translator
Convert numbers to Roman numerals and back, with validation and rules.
Braille Translator
Convert text to Grade 1 Braille patterns with a reference chart.
Emoji Translator
Add emoji to your words, or strip them back out, with a density slider.