magnet:?xt=urn:btih:4473acb2d8c39eda82af7cb1b120501ac5f76682&xt=urn:md5:c5c1923443d1e392b15066a1f853c212&xl=10828696&dn=qtcanvas3d-opensource-src-5.7.0.7z&as=https://download.qt.io/new_archive/qt/5.7/5.7.0/submodules/qtcanvas3d-opensource-src-5.7.0.7z&tr=http://bt.qt-project.org:6969/announce