waybackmachine.sh

#!/usr/bin/env bash
# Wayback machine downloader
#TODO: Remove redundancy (download only newest files in given time period - not all of them and then write over them)
############################
clear

#Enter domain without http:// and www.
domain="google.com"
#Set matchType to "prefix" if you have multiple subdomains, or "exact" if you want only one page 
matchType="domain"

#Set datefilter to 1 if you want to download data from specific time period
datefilter=0
from="19700101120001" #yyyyMMddhhmmss
to="20000101120001" #yyyyMMddhhmmss

#Set this to 1 if your page has lots of captured pages with ? in url (experimental)
swapurlarguments=0
usersign='&' #sign to replace ? with

##############################################################
# Do not edit after this point
##############################################################
#Getting snapshot list
full="http://web.archive.org/cdx/search/cdx?url="
full+="$domain"
full+="&matchType=$matchType"
	if [ $datefilter = 1 ]
		then
			full+="&from=$from&to=$to"
		fi
full+="&output=json&fl=timestamp,original&fastLatest=true&filter=statuscode:200&collapse=original"  #Form request url

wget $full -O rawlist.json #Get snapshot list to file rawlist.json


#Do parsing and downloading stuff
sed 's/\"//g' rawlist.json  > list.json #Remove " from file for easier processing
rm rawlist.json #Remove unnecessary file
i=0; #Set file counter to 0
numoflines=$(cat list.json | wc -l ) #Fill numoflines with number of files to download
while read line;do # For every file
        rawcurrent="${line:1:${#line}-3}" #Remove brackets from JSON line
	IFS=', ' read -a current <<< "$rawcurrent" #Separate timestamp and url
	timestamp="${current[0]}"
	originalurl="${current[1]}"
	waybackurl="http://web.archive.org/web/$timestamp" 
	waybackurl+="id_/$originalurl" #Form request url
	file_path="$domain/"
	sufix="$(echo $originalurl | grep / | cut -d/ -f2- | cut -d/ -f3-)"
	 [[ $sufix = "" ]] && file_path+="index.html" || file_path+="$sufix" #Determine local filename
clear
echo " $i out of $numoflines" #Show progress
echo "$file_path"
mkdir -p -- "${file_path%/*}" && touch -- "$file_path" #Make local file for data to be written
	wget -N $waybackurl -O $file_path #Download actual file
	((i++))
done < list.json

#If user chose, replace ? with usersign
	if [ $swapurlarguments = 1 ]
		then
			cd $domain
			for i in *; do mv "$i" "`echo $i | sed "s/\?/\$usersign/g"`"; done #Replace ? in filenames with usersign
			find ./ -type f -exec sed -i "s/\?/\$usersign/g" {} \; #Replace ? in files with usersign
		fi

It work under Windows with the GitShell.

How to change it to create folder for each snapshot without overwriting?
Great script. Thanks.

Worked for me, thanks for taking the time :)