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.
More tools
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.
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.
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.
Code Beautifier & Minifier
Beautify JavaScript, CSS, HTML, XML and SQL code, and minify CSS, HTML and SQL.