Generators
Online tools to generate and validate CPF, CNPJ, UUID, CUID2, Nano ID, and QR codes. Free in the browser, no signup.
Generate sample documents, unique identifiers, and QR codes right in the browser — ideal for testing and prototypes.
Document Generator
Generate and validate Brazilian CPF and CNPJ online — including the new alphanumeric CNPJ format (2026). Free for testing and prototypes.
- cpf
- cnpj
- brasil
- cnpj alfanumérico
ID Generator & Validator
Generate and validate unique CUID2, UUID v4, UUID v7, and Nano ID identifiers online, one at a time or in bulk. Copy with one click for APIs, databases, and logs.
- uuid
- cuid
- nanoid
- uuidv7
- validate
QR Code Generator
Create QR codes for URLs, text, Wi-Fi, email, and phone numbers. Customize colors and download as PNG or SVG — free in the browser.
- qr
- wifi