You can use this app to stream Apple events (both live and on-demand) on your Mac or to your Chromecast.

WWDC for macOS v5 is an app that lets you see the schedule and watch videos from Apple's yearly World Wide Developers Conference.

AnimojiStudio lets you record Animoji videos with no time limit.

The unofficial WWDC app for macOS is the best way to watch WWDC on your Mac. With the app, you can check the schedule, watch sessions from previous years and watch the keynote and other sessions live during WWDC. You can even stream videos to your ChromeCast.