7Z File Extractor

Extract a single file from 7Z archive by exact path (requires 7zip command)

Click to upload file or drag and drop file here

Maximum file size: 500MB Supported formats: application/x-7z-compressed, application/x-7z, application/octet-stream, .7z

Enter the exact file path from the archive. Use preview tool to see available files.

Key Facts

Category
Conversion & Encoding
Input Types
file, text
Output Type
file
Sample Coverage
4
API Ready
Yes

Overview

The 7Z File Extractor allows you to quickly retrieve a specific file from a large 7Z archive by providing its exact internal path, saving you from the need to decompress the entire archive.

When to Use

  • •When you need to extract one specific file from a massive 7Z archive without wasting disk space.
  • •When you want to avoid the time-consuming process of decompressing hundreds of unnecessary files.
  • •When you have the exact file path within the archive and only require that single item for your current task.

How It Works

  • •Upload your 7Z archive file into the tool.
  • •Enter the exact file path of the item you wish to extract.
  • •Submit the request to process the archive and download only the specified file.

Use Cases

Retrieving a single configuration file from a large software backup archive.
Extracting one specific log file from a multi-gigabyte compressed archive for analysis.
Pulling a single document from a project archive without decompressing the entire directory structure.

Examples

1. Extracting a single config file

System Administrator
Background
A large server backup archive contains thousands of files, but only the 'config.yaml' file is needed to troubleshoot a service.
Problem
Decompressing the entire multi-gigabyte archive is too slow and consumes unnecessary disk space.
How to Use
Upload the backup.7z file and enter 'configs/production/config.yaml' into the file path field.
Outcome
The tool extracts only the 'config.yaml' file, allowing for immediate troubleshooting.

2. Retrieving a specific log entry

Developer
Background
An application archive contains daily logs spanning several months.
Problem
Locating and extracting one specific log file from a massive archive is cumbersome.
How to Use
Upload the logs.7z file and specify the path '2023/October/error_log_10_12.txt'.
Outcome
The specific log file is extracted instantly, ready for review.

Try with Samples

file
Markdown Link Extractor Samples
Sample Markdown documents with various link types for testing the Markdown Link Extractor tool
title token extractor
sample
Phone Number Extractor Samples
Collection of mixed text containing phone numbers from various countries for extraction testing
title token extractor
sample
Changelog Extractor Samples
Various changelog formats for testing changelog parsing and extraction tools
title token extractor
sample
Time Zone Workflow Scheduler ICS Samples
ICS files generated in the same structure returned by the Time Zone Workflow Scheduler, with multiple VEVENT meeting candidates exported from overlap windows
matched family file
file

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FAQ

Do I need to extract the whole archive?

No, this tool is designed specifically to extract only the single file you specify, saving time and storage.

How do I know the exact file path?

You can use a 7Z preview tool or list command to identify the correct internal path before using this extractor.

Is there a file size limit?

Yes, the tool supports archives up to 500MB for efficient processing.

What happens if the file path is incorrect?

The tool will return an error indicating that the specified path could not be found within the archive.

Does this tool modify the original archive?

No, the original 7Z file remains unchanged; the tool only reads the archive to extract the requested data.

API Documentation

Request Endpoint

POST /en/api/tools/7z-selective-extract

Request Parameters

Parameter Name Type Required Description
archiveFile file (Upload required) Yes -
filePath text Yes Enter the exact file path from the archive. Use preview tool to see available files.

File type parameters need to be uploaded first via POST /upload/7z-selective-extract to get filePath, then pass filePath to the corresponding file field.

Response Format

{
  "filePath": "/public/processing/randomid.ext",
  "fileName": "output.ext",
  "contentType": "application/octet-stream",
  "size": 1024,
  "metadata": {
    "key": "value"
  },
  "error": "Error message (optional)",
  "message": "Notification message (optional)"
}
File: File

AI MCP Documentation

Add this tool to your MCP server configuration: 

{
  "mcpServers": {
    "elysiatools-7z-selective-extract": {
      "name": "7z-selective-extract",
      "description": "Extract a single file from 7Z archive by exact path (requires 7zip command)",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=7z-selective-extract",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

You can chain multiple tools, e.g.: `https://elysiatools.com/mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp`, max 20 tools.

Supports URL file links or Base64 encoding for file parameters.

If you encounter any issues, please contact us at [email protected]