Safari Technology Preview Release 13 is now available for download for both macOS Sierra betas and OS X El Capitan 10.11.6.

Release Notes for Safari Technology Preview 12

Safari Technology Preview Release 12 is now available for download for both macOS Sierra betas and OS X El Capitan.

Release Notes for Safari Technology Preview 11

Safari Technology Preview Release 11 is now available for download for both macOS Sierra betas and OS X El Capitan.

Safari Technology Preview Release 10 is now available for download for both macOS Sierra betas and OS X El Capitan.

Safari Technology Preview Release 9 is now available for download for both macOS Sierra betas and OS X El Capitan.

Safari Technology Preview Release 8 is now available for download for both macOS Sierra beta 2 and OS X El Capitan.

Safari Technology Preview Release 7 is now available for download.

Safari Technology Preview Release 6 is now available for download.

Safari Technology Preview Release 5 is now available for download.

Safari Technology Preview Release 4 is now available for download.

Safari Technology Preview Release 3 is now available for download.

Safari Technology Preview Release 2 is now available for download.