https://techcrunch.com/2018/10/26/snap-camera-desktop/

Snapchat is launching its first Mac and Windows software that takes over your webcam and brings its augmented reality effects to other video streaming and calling services. Snap Camera can be selected as a camera output in OBS Skype, YouTube, Google Hangouts, Skype, Zoom, and more plus browser-based apps like Facebook Live so you can browse through Snapchat’s Lens Explorer to try on AR face filters. And through its easily-equipped new Twitch extension. streamers can trigger different masks with hotkeys.

You can download the Mac and Windows versions of Snap Camera now. Users can us Lens Explorer to preview effects and see who made them, Star their favorites for easy access, and access a tab of your recently used Lenses.