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Understanding wget

When diving into the world of Linux, one tool you will likely encounter is wget. This small, yet powerful command-line tool is indispensable for anyone looking to perform non-interactive downloading of files from the internet. In this blog post, we will unravel the mysteries of wget, showcasing what it does and providing a few practical examples of its usage.

What is wget?

wget stands for "World Wide Web get". It's a free utility available for most UNIX-based systems (like Linux and macOS) that allows users to download files from the internet. Unlike web browsers that require a graphical user interface, wget can download files in the background or even when the user isn't logged in. This makes it particularly useful for downloading large files, mirroring websites, or automated scripts.

Key Features of wget

Examples of wget in Action

Basic Download

Downloading a single file is straightforward. For instance, to download a sample PDF file:


Specify Output Filename

If you wish to save the downloaded file with a different name, use the -O option.

wget -O mydocument.pdf

Downloading Multiple Files

Create a text file containing multiple URLs, each on a new line. Use wget to download them all.

wget -i url-list.txt

Recursive Website Download

To download an entire website, use the -r (recursive) flag. However, do this responsibly to avoid overloading servers.

wget -r

Limiting Bandwidth

If you don't want wget to use all available bandwidth, use the --limit-rate option.

wget --limit-rate=200k

Resuming Interrupted Downloads

If a download is interrupted, use the -c flag to continue.

wget -c

In Conclusion

The wget command is an invaluable tool in the Linux ecosystem for downloading files. Its non-interactive nature and wide array of features make it versatile for many scenarios. Whether you're just fetching a single file, mirroring an entire site, or managing downloads in scripts, wget has you covered.

For a deeper dive, you can always refer to the man page by typing man wget in the terminal. Remember, with great power comes great responsibility, so always use tools like wget in a respectful and ethical manner.

About this post

Posted: 2023-10-09
By: dwirch
Viewed: 190 times







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