magnet:?xt=urn:btih:cd846857afafe849d305b7f4500df95ad6055140&xt=urn:md5:ca4f170408b058587fef98c8b2af2ec4&xl=41718670&dn=qt-creator-mac-opensource-2.7.2.7z&as=https://download.qt.io/archive/qtcreator/2.7/2.7.2/source/qt-creator-mac-opensource-2.7.2.7z&tr=http://bt.qt-project.org:6969/announce