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Lorem Ipsum Generator

Generate placeholder Lorem Ipsum text by paragraphs, sentences or words for your designs and mockups.

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JSON Formatter

Format, minify and validate JSON online with real-time preview. Your data never leaves the browser.

Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 back to plain text, with full Unicode support. Runs 100% in your browser.

URL Encoder / Decoder

Percent-encode or decode URLs and query strings online. Supports encodeURIComponent and encodeURI modes.

UUID Generator

Generate random UUID v4 identifiers in bulk using your browser's cryptographically secure random number generator.

Hash Generator

Compute SHA-1, SHA-256, SHA-384 and SHA-512 hashes of any text using the Web Crypto API. Nothing is sent to a server.

Color Converter

Convert colors between HEX, RGB and HSL with a visual picker. Perfect for CSS and design work.

Case Converter

Convert text between camelCase, snake_case, kebab-case, PascalCase, UPPER_CASE and more — handy for naming variables.

Number Base Converter

Convert numbers between binary, octal, decimal and hexadecimal (any base from 2 to 36) instantly.

JWT Decoder

Decode JSON Web Tokens (JWT) and inspect the header and payload, including formatted expiration dates. Decoding only — tokens never leave your browser.

Regex Tester

Test regular expressions online with live match highlighting, capture groups and match details.

Password Generator

Create strong, random passwords with customizable length and character sets, powered by a cryptographically secure RNG.

Text Diff Checker

Compare two texts line by line and see added, removed and unchanged lines highlighted. Everything is computed locally.

Character Counter

Count characters, words, lines and bytes of any text in real time — useful for tweets, meta descriptions and payload limits.