Curl

$ cat url.txt | xargs -n1 curl -O

or

$ curl -K urls.txt

where urls.txt is in this format
url = "http://......"

or $ wget -i urls.txt

Download files from a web which requires login

curl -D headers_and_cookies -d "logon=augix.com%40gmail.com&password=PASSWORD&x=0&y=0" http://www.affymetrix.com/site/processLogin.jsp

curl -b headers_and_cookies http://www.affymetrix.com/Auth/support/downloads/demo_data/HuEx-1_0-st-v2.tissue-mixture-data-set.gcos-files.zip