Safari Technology Preview

Software Screenshot:
Safari Technology Preview
Software Details:
Version: Release 1
Upload Date: 5 Apr 16
Developer: Apple
Distribution Type: Freeware
Downloads: 27
Size: 59899 Kb

Rating: nan/5 (Total Votes: 0)

Get a sneak peek at upcoming web technologies in OS X and iOS and experiment with these technologies in your websites and extensions.

This release of Safari Technology Preview contains the most recent additions and improvements to WebKit and the latest advances in Safari web technologies.

Browser Differences

  • Safari Technology Preview can be run side-by-side with Safari and set as the default browser
  • Separate local data stores are used for history, bookmarks, cookies, and cache
  • Browsing history and bookmarks are synced over iCloud when iCloud sync is enabled
  • The Develop menu is enabled by default
  • Receives regular updates through the Updates tab of the Mac App Store
  • Bug reports made on bugreport.apple.com should specify Safari Technology Preview
  • JavaScript Improvements

  • ECMAScript 6 support including lexical scoping, iterators, generators, arrow functions, default parameter values and many new built-in APIs
  • Better standards compliant IndexedDB support with more stability
  • Included the B3 JavaScript JIT compiler with low-latency, high-throughput that boosts performance
  • Added the ability to use `document.execCommand('copy')` and `document.execCommand('cut')` in response to a user gesture to copy and cut text programmatically
  • HTML Enhancements

  • The latest implementation of the Shadow DOM specification
  • Added support for Content Security Policy Level 2
  • Web Inspector Changes

  • Added memory summary and JavaScript allocations timelines
  • Added a fast JavaScript sampling profiler
  • Improved JavaScript profiling timeline view
  • Behavior Changes

  • Included many web compatibility fixes and bug fixes
  • Requirements:

    Compatible with OS X 10.11.4 or later

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