PowerShell: Download Webpage, curl, wget
Here's how to download a webpage.
# get a website content, save it as xx.html iwr "google.com" -outfile xx.html
iwris alias ofInvoke-WebRequest
Windows 10 has curl builtin, at
C:/Windows/system32/curl.exe
curl -h for help.
# download a html page
curl -O http://example.org/xyz/cat.html
# download all jpg files named cat01.jpg to cat20.jpg
curl -O http://example.org/xyz/cat[01-20].jpg
# download all jpg files named cat1.jpg to cat20.jpg
curl -O http://example.org/xyz/cat[1-20].jpg