GigaCode logo GigaCode

Developer tools, fast and local, because your privacy matters.

QR Code Generator CPF/CNPJ Generator JSON Formatter & Validator Fluff text generator JWT Decoder SQL Formatter Text diff CSS Units Converter Base64 Encoder/Decoder SVG to PNG or JPEG converter JPG/PNG ↔ WebP converter Image resizer Grayscale image filter

Strong password generator

Create random passwords with configurable length and character sets.

{{ password.message }}

Overview

Uses crypto.getRandomValues in the browser. Prefer password managers and MFA for important accounts.

Technical deep dive

Common questions summarized

  • Is the password stored on the site?: Nothing is sent to the server; the password exists only in the tab until you Copy or reload.
  • What is this tool for?: It runs fully in your browser: useful to validate, format, or convert data in everyday development.
  • Are my inputs sent to a server?: Processing happens locally with JavaScript. We do not store what you paste into the text areas.
  • Can I use this for real production data?: Use at your own risk. For secrets (passwords, tokens), prefer controlled environments and your company policies. And always review the generated contents. Never trust blindly things you see on the internet.

Sample payload to try

  • See also the larger "Code Snippets" sample; paste this excerpt to try locally: Good practices — Comprimento ≥ 16, misturar maiúsculas, minúsculas, números e símbolos.

Tool guide

  • What a strong password is A long, unpredictable secret with diverse characters; ideally unique per site plus MFA.

  • What the tool does Generates random strings with configurable length and character sets using the browser crypto API.

  • Why use it Passwords for test signups or new accounts; password managers remain best practice day to day.

This chapter in the full guide All tools guide

Code Snippets

Code example
Comprimento ≥ 16, misturar maiúsculas, minúsculas, números e símbolos.

Good practices 

Comprimento ≥ 16, misturar maiúsculas, minúsculas, números e símbolos.

FAQ

Is the password stored on the site?

Nothing is sent to the server; the password exists only in the tab until you Copy or reload.

What is this tool for?

It runs fully in your browser: useful to validate, format, or convert data in everyday development.

Are my inputs sent to a server?

Processing happens locally with JavaScript. We do not store what you paste into the text areas.

Can I use this for real production data?

Use at your own risk. For secrets (passwords, tokens), prefer controlled environments and your company policies. And always review the generated contents. Never trust blindly things you see on the internet.

GigaCode global FAQ