magnet:?xt=urn:btih:ed9a9c673b223a717e7061c38949653d88b16d46&xt=urn:md5:2de2e9fab986ef14343ed589b27b6507&xl=6179543&dn=qtdatavis3d-opensource-src-5.9.9.zip&as=https://download.qt.io/new_archive/qt/5.9/5.9.9/submodules/qtdatavis3d-opensource-src-5.9.9.zip&tr=http://bt.qt-project.org:6969/announce