magnet:?xt=urn:btih:b54edf8722e3821b28af5970beadd0c72ce1a664&xt=urn:md5:7ec536c40f7ca59dede950491d8ea759&xl=5193068&dn=qtdatavis3d-everywhere-opensource-src-5.15.5.tar.xz&as=https://download.qt.io/archive/qt/5.15/5.15.5/submodules/qtdatavis3d-everywhere-opensource-src-5.15.5.tar.xz&tr=http://bt.qt-project.org:6969/announce