Image Downloader (Rust)

A command-line tool written in Rust to extract and download all images from a webpage or local HTML file.

Features

• Extract image links from URL or local HTML file
• Multi-threaded parallel downloading
• Proxy support (HTTP/HTTPS/Global)
• Customizable User-Agent
• Automatic home directory path expansion (supports ~)
• Progress display and error handling

Installation

From Source

1. Ensure you have Rust toolchain installed

2. Clone repository:

   git clone https://github.com/your-repo/image-downloader.git
   cd image-downloader

3. Build and install:

   cargo install --path .

Precompiled Binaries

Download prebuilt binaries from Releases page for your platform.

Usage

image-downloader [OPTIONS]

Basic Options

Option	Short	Description
--url	-u	Target webpage URL
--html	-H	Local HTML file path
--dir	-d	Output directory (default: ./img)
--user-agent	-a	Custom User-Agent
--proxy	-p	proxy address
--aria2c_proxy		aria2c apply proxy

Examples

1. Download images from webpage:

   image-downloader -u https://example.com -d ~/images

2. Download from local HTML file:

   image-downloader -H page.html -d ./downloads

3. Use proxy :

   image-downloader -u https://example.com -p socks5://127.0.0.1:1080

4. Custom User-Agent:

   image-downloader -u https://example.com -a "My Custom User Agent"

Dependencies

• aria2c (for actual downloading)

• Supported image formats: jpg, png, gif, webp (case insensitive)

Contributing

Issues and Pull Requests are welcome