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How To Scrape Images from 4chan Using Wget

This guide is to save other sorry plebs from needing to RTFM in figuring out how to use wget to scrape images from 4chan and other imageboards. There are lots of image downloaders in existence, but they are usually outdated and broken. You will save time following this guide to learn how to use a powerful and general purpose tool instead.

What Is Wget?

Wget is a command-line file downloader that can handle just about any file downloading task normal and power users will ever need to do. It has versions available for Windows, Mac, and Linux. If it is not already installed on your machine, install it now.

Basic syntax

0xAether

function 4chan() {
    if [[ $# -ne 1 ]]
    then
        echo 'No URL specified! Give the URL to the thread as the ONLY argument'
        return 1
    fi

    # This should look something like: g/thread/73097964
    urlPrimative=$(grep -o '[0-9a-zA-Z]\{1,4\}/thread/[0-9]*' <<< $1)
    

1wErt3r

;SMBDIS.ASM - A COMPREHENSIVE SUPER MARIO BROS. DISASSEMBLY
;by doppelganger (doppelheathen@gmail.com)

;This file is provided for your own use as-is.  It will require the character rom data
;and an iNES file header to get it to work.

;There are so many people I have to thank for this, that taking all the credit for
;myself would be an unforgivable act of arrogance. Without their help this would
;probably not be possible.  So I thank all the peeps in the nesdev scene whose insight into
;the 6502 and the NES helped me learn how it works (you guys know who you are, there's no