YES, v6.2 is going to work for WWDC 2020, but without features of v7.x. For those of us who are not 'up'grading to macOS 10.15.x Catalina... WWDC 6.2 still works on 10.14 Mojave. It is dated April 5, 2020. - - You can download v6.2 HERE: https://github.com/g763007297/WWDC/raw/master/Releases/WWDC_latest.zip