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How to Use Free Online Brotli Unzip Tool - Complete Guide

Step 1

Select Your Brotli File

Choose the Brotli file you want to unzip. Brotli is a modern compression format developed by Google:

•
Upload from computer: Click "Upload" and browse to your .br file
•
Paste compressed data: Copy and paste base64-encoded Brotli data directly
•
Test with sample: Click "Sample" button to see how the tool works

Example: Compressed Brotli Input

Here's what compressed Brotli data looks like in base64 format:

Gw4A+KMySGVsbG8sIFdvcmxkISBUaGlzIGlzIGEgc2FtcGxlIEJyb3RsaSBjb21w...

This base64-encoded Brotli compressed file will be unzipped to reveal the original content.

Step 2

Extract the File

The tool automatically unzips your Brotli file as soon as you upload it:

•
Automatic extraction: File is unzipped instantly in your browser
•
No server upload: All processing happens locally for privacy
•
Preview content: See extracted content immediately in the output panel

Example: Extracted Output

After unzipping, the original data is extracted:

{
  "application": "DataSync Enterprise",
  "version": "2.8.0",
  "modules": [
    "API Gateway",
    "Data Pipeline",
    "Analytics Engine"
  ]
}

The extracted content is now readable and ready to use!

Step 3

Save Your Extracted File

Save or use your unzipped content:

•
Download file: Click "Download" to save the unzipped content as a text file
•
Copy text: Use "Copy" button to copy content to your clipboard
•
Further processing: Use with other tools like JSON Formatter

Frequently Asked Questions

How do I unzip a .br file?

Simply click the "Upload" button and select your .br file. The tool will automatically extract and display the contents. You can then download the unzipped file or copy its contents to your clipboard.

Is Brotli unzip the same as unbrotli?

Yes, unzipping Brotli files and using unbrotli are the same process. "unbrotli" is a descriptive term meaning "undo Brotli compression", while "unzip" is a more general term for extracting compressed files. Both extract the original file from Brotli compression.

What are the advantages of Brotli over GZIP?

Brotli typically achieves 15-25% better compression ratios than GZIP, making it ideal for web content delivery. It's supported by all modern web browsers and is the preferred compression format for modern web applications and CDNs.

Is this Brotli unzip tool secure?

Absolutely. All file extraction happens entirely in your web browser using JavaScript. Your files never get uploaded to any server, ensuring complete privacy and security for sensitive data.

What file types can be inside a .br file?

Brotli can compress any type of file - text files, JSON, XML, CSV, HTML, CSS, JavaScript, and more. The tool will extract whatever was originally compressed, maintaining the original format.

Do I need to install software to unzip Brotli files?

No installation required! This is a web-based tool that works directly in your browser. No downloads, no registration - just upload and unzip instantly. All processing happens locally on your device.

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