magnet:?xt=urn:btih:421a3727840f41b40f6961c051bd7d5c4ba18171&xt=urn:md5:c72ba2c37579019c270ea61fa70e3fa1&xl=11790303&dn=qtcanvas3d-opensource-src-5.9.3.zip&as=https://download.qt.io/new_archive/qt/5.9/5.9.3/submodules/qtcanvas3d-opensource-src-5.9.3.zip&tr=http://bt.qt-project.org:6969/announce