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NightShift automatically downloads and updates WebKit, the Safari HTML rendering engine, to the latest nightly version. No user intervention is required, everything is fully automated.

  • Downloads WebKit nightly build from Web server
  • Mounts the disk image
  • Creates a backup of the previous version on disk
  • Copies the new nightly build to its default location
  • Launches the new version of WebKit
  • Option to undo latest install and revert to last version
  • Option to show the change log for past week

What's New

Version 1.6:
  • Downloads the new numbered nightlies
  • Removed the change log option (use the RSS feed instead)


Mac OS X 10.4 or later

*Previously available here

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5 7


Current Version (1.x)


Downloads 17,656
Version Downloads 7,286
License Free
Date 30 Jun 2007
Platform OS X / PPC 32 / Intel 32
Price Free
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