Following the release of the third OS X 10.10.2 pre-release version, Apple has seeded individual Safari betas for testing via its developer program.

While the pre-release version of OS X 10.10.2 included Safari 8.0.3 beta, Apple has made beta versions for OS X Mavericks and OS X Mountain Lion available to download from the developer portal. The latest Safari beta versions include Safari 6.2.3, Safari 7.1.3, and Safari 8.0.3.

Apple lists the following focus areas for the latest beta versions of its web browser:

General website compatibility Extension compatibility Password AutoFill HTML5 video playback on popular video sites Using the Web Inspector to debug websites Reading List read/unread state Editing bookmarks in the Favorites Bar and Bookmarks Sidebar Website notifications

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