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From the guides
How to Add a Drawn Signature to a PDF or Document
Draw once, save as a transparent PNG, and drop it into PDFs, Word files and email signatures. Plus what a drawn signature does and does not prove.
Sep 25, 2026Generators guideHow to Name a Business: A Working Method and a Generator
A repeatable way to go from a blank page to a shortlist: constraints first, then volume, then the checks that kill most names before you fall in love.
Sep 25, 2026Developer guideBinary, Hex and Octal: Why Programmers Use Other Number Bases
How to read a hex color or a binary flag by hand, why one hex digit is four bits, and where 53-bit precision limits ordinary converters.
Sep 22, 2026Generators
Password Generator
Strong random passwords with length and character controls.
GeneratorsQR Code Generator
Create QR codes with custom colors and download as PNG or SVG.
GeneratorsUUID Generator
Generate one or hundreds of RFC 4122 v4 UUIDs.
GeneratorsLorem Ipsum Generator
Placeholder paragraphs, sentences, or word counts.
GeneratorsBusiness Name Generator
Brandable business name ideas from keywords.
GeneratorsFantasy Name Generator
Character and place names for fiction and games.
GeneratorsWheel Spinner
Spin a customizable wheel to pick a random winner.
GeneratorsRandom Name Picker
Draw names or split a list into fair teams.
GeneratorsRandom Number Generator
Any range, one or thousands, repeats optional.
GeneratorsCoin Flip & Dice Roller
Heads or tails, plus d4 through d100 with totals.
GeneratorsSignature Drawer
Draw a signature and download it as a transparent PNG.
Text
Word Counter
Live word, character, sentence, and reading-time counts.
TextCase Converter
UPPER, lower, Title, Sentence, camelCase, snake_case and more.
TextSlug Generator
Turn any title into a clean URL slug.
TextDiff Checker
Compare two texts and highlight every changed line.
TextMarkdown Previewer
Type Markdown, see rendered HTML instantly.
TextSymbol & Emoji Picker
Click-to-copy arrows, dashes, math signs, and emoji.
TextSort & Alphabetize Lines
Sort any list A-Z, by length, reversed; dedupe and clean.
TextWord Frequency Counter
Rank every word in a text by how often it appears.
Developer
JSON Formatter
Pretty-print, validate, and minify JSON.
DeveloperBase64 Encode / Decode
Convert text or files to and from Base64.
DeveloperHash Generator
SHA-256, SHA-512, SHA-1 hashes computed locally.
DeveloperRegex Tester
Test regular expressions with live match highlighting.
DeveloperCSV ↔ JSON Converter
CSV to JSON objects and back, quoting handled properly.
DeveloperUnix Timestamp Converter
Epoch seconds or ms to dates and back, live clock.
DeveloperNumber Base Converter
Binary, octal, decimal, hex, kept in sync and BigInt-exact.
Merge PDF
Combine multiple PDFs into one file, in your browser.
PDFSplit PDF
Extract pages or split a PDF into parts.
PDFRotate PDF
Rotate pages and save a corrected PDF.
PDFImages to PDF
Turn JPG and PNG images into a single PDF.
PDFInvoice Generator
Create a professional PDF invoice, no signup.
Images
Image Compressor
Shrink JPG, PNG, and WebP file sizes locally.
ImagesImage Resizer
Resize images by pixels or percentage.
ImagesImage Converter
Convert between PNG, JPEG, and WebP.
ImagesFavicon Generator
Generate every favicon size from one image.
ImagesMeme Generator
Add top and bottom text to any image.
Design
Color Picker & Palette
Pick colors, convert HEX/RGB/HSL, build shades.
DesignCSS Gradient Generator
Design gradients and copy the CSS.