accessing libcurl from Ruby
libcurl is a solid and reliable multi-protocol file transfer library for URL syntax defined files. We can take advantage of libcurl straight from within our Ruby programs.
All you need to do is to install one of these packages and then you'll be able to use it.
The curb Ruby binding was written by Ross Bamford.
Typhoeus is written by Paul Dix, David Balatero and Hans Hasselberg.
What is Ruby?
You'll find more info on the official Ruby web page.