magnet:?xt=urn:btih:d7fbb5e2a9f1feca3034912b88c073a305de544a&xt=urn:md5:080d3238cc11e8774ed34aa9235e626b&xl=13059575&dn=qt-unified-mac-x64-3.1.1-online.dmg&as=https://download.qt.io/archive/online_installers/.3.1/qt-unified-mac-x64-3.1.1-online.dmg&tr=http://bt.qt-project.org:6969/announce