Apple today provided a few new seeds to developers. First on the list is the first beta build of the upcoming OS X 10.9.5. The build is labeled as 13F7, and it will likely come as the final update to OS X Mavericks, which will be succeeded by OS X Yosemite in October. The update is available for Mavericks users signed up for pre-release updates in the Software Update section in the Mac App Store.

It also now available on the official Developer Center. Apple asks developers to focus on Safari, USB, USB Smart Cards, and Graphics for this update…

Apple has also provided developers with new seeds of Safari 6.0.6 and Safari 7.0.6 for OS X Mountain Lion and OS X Mavericks, respectively. Apple recently also seeded Safari 6.1 and Safari 7.1 to developers, but it appears that the 6.0.6 and 7.0.6 updates are more nearer term Safari web browser bug fix releases. Apple says that the 6.0.6 and 7.0.6 updates include improved extension and general website compatibility.