magnet:?xt=urn:btih:deb6053b01bd4578f41804a57c7c5d370798cd5c&xt=urn:md5:af52910f65f5c10571de1e25737b69a3&xl=58316983&dn=qtbase-opensource-src-5.7.1.tar.gz&as=https://download.qt.io/new_archive/qt/5.7/5.7.1/submodules/qtbase-opensource-src-5.7.1.tar.gz&tr=http://bt.qt-project.org:6969/announce