Password Generator

Generate strong random passwords: choose the length and character types, exclude look-alike characters, use the browser’s secure random numbers, and see entropy and strength live. Nothing is uploaded.

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ID

UUID / ULID Generator

Generate UUID v4, UUID v7 (time-sortable), ULID and short IDs in bulk using the browser’s secure random numbers, with optional uppercase and no hyphens.

QR

QR Code Generator & Reader

Turn text or links into QR codes (adjustable error correction, colors and size; download PNG / SVG) and read QR codes from images. Everything runs locally in your browser.

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JSON Formatter

Format, minify, validate and escape JSON. Big numbers keep their precision, nested JSON strings can be expanded, and errors point to the exact line and column.

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Code Beautifier & Minifier

Beautify JavaScript, CSS, HTML, XML and SQL code, and minify CSS, HTML and SQL.