magnet:?xt=urn:btih:a05893bba803ecf24954c3bd422f17ebd484402f&xt=urn:md5:381ef48a7d033c8cf0ae2fa070c80e4c&xl=7281918&dn=qtdoc-everywhere-opensource-src-5.15.16.zip&as=https://download.qt.io/archive/qt/5.15/5.15.16/submodules/qtdoc-everywhere-opensource-src-5.15.16.zip&tr=http://bt.qt-project.org:6969/announce