smplayer
on SourceForge
Unstable/redxii-unstable/other/Qt/Qt5/5.6.1/Qt5.6.1_mingw493_32-561-p-dwarf2-opengl_dynamic-webkitreleaseonly.7z
libpng
on SourceForge
libpng17/1.7.0-oldbetas/libpng-1.7.0beta81.tar.gz
libpng16/older-releases/1.6.24beta/libpng-1.6.24beta01.tar.gz