Apple has released its updated Safari Technology Preview 33 for macOS Sierra and High Sierra today. The preview browser is specifically designed for developers to get an upcoming look at the new web technologies that macOS and iOS will eventually receive.
As with all of the Safari Technology Preview releases, today’s update focuses on changes that directly impact developers and the work they do. Preview 33 includes a long list of updates that address performance, bug fixes, JavaScript, WebRTC, Media Streams and Capture, media, CSS Grid, Web API, Rendering, and Web Inspector.
Developers interested in downloading the latest Safari Technology Preview can do so at Apple’s Safari developer page. Developers already on the latest release can download the update from the Mac App Store.
Source: 9to5mac