A New Bytecode Format for JavaScriptCore
In revision r237547 we introduced a new bytecode format for JavaScriptCore (JSC).
Release Notes for Safari Technology Preview 85
Safari Technology Preview Release 85 is now available for download for macOS Catalina betas and macOS Mojave.
What’s New in the Payment Request API for Apple Pay
Since announcing last April that WebKit supports the W3C Payment Request API for Apple Pay, we’ve been hard at work adding even more features to the API.
CPU Timeline in Web Inspector
Web Inspector now includes a new CPU usage timeline that lets developers measure a page’s CPU usage, estimate its energy impact, and more easily investigate sources of script execution that may be contributing to poor energy utilization.
Safari Technology Preview 84, with Safari 13 Features, is Now Available
Safari Technology Preview Release 84 is now available for download for macOS Mojave.
Creating Web Inspector Audits
This post is a followup to the Audits in Web Inspector post, and explains the capabilities of and how to write an audit.
Audits in Web Inspector
Often when creating web pages, there are particular rules or guidelines that are set by the site author, or by an included library/framework.
Release Notes for Safari Technology Preview 83
Safari Technology Preview Release 83 is now available for download for macOS Mojave and macOS High Sierra.
Privacy Preserving Ad Click Attribution For the Web
A typical website is made of numerous components coming from a wide variety of sources.
Debugging Media in Web Inspector
Media elements, such as <video> and <audio>, can sometimes be tricky to debug due to the sheer flexibility of the available functionality.
Release Notes for Safari Technology Preview 82
Safari Technology Preview Release 82 is now available for download for macOS Mojave and macOS High Sierra.