# AstoundDrive - Google Drive ZIP Downloader

> Download Google Drive folders as AES-256 password-protected ZIP files.

## What is AstoundDrive?

AstoundDrive is a free Chrome extension that lets you download Google Drive folders as encrypted ZIP files. It uses your existing Google session — no API keys, no OAuth setup, no configuration needed.

## Features

- AES-256 password-protected ZIP encryption
- No API keys or OAuth setup required
- Recursive subfolder support (up to 20 levels deep)
- Google Workspace file export (Docs, Sheets, Slides, Drawings)
- SHA-256 checksum verification
- 100% local browser processing — nothing leaves your device
- Password strength meter with visual feedback
- Direct toolbar integration in Google Drive

## Links

- Landing page: https://tools.astound.technology/extension/astounddrive/
- Privacy policy: https://tools.astound.technology/extension/astounddrive/privacy.html
- Organization: https://astound.technology
- Contact: contact@astound.technology

## Technical Details

- Built as a Manifest V3 Chrome extension
- Uses zip.js for client-side ZIP creation
- AES-256 encryption with password strength levels
- Background service worker for authenticated file downloads
- Content script for Google Drive UI integration
- No external dependencies or third-party services