If you want to use scrapi on AMD64 (or any any OS/Plattform than Windows, Linux/i386 or OSX) you'll run into some caveats: Scraper::Reader::HTMLParseError: Scraper::Reader::HTMLParseError: Unable to load /var/lib/gems/1.8/gems/scrapi-1.2.0/lib/scraper/../tidy/libtidy.dylib Scrapi comes with precompiled libtidy.so (i386) and libtidy.dll. Just replacing libtidy.so with...