As reported earlier this week, Apple has seeded a new build of Mac OS X 10.5 Leopard to developers.

The images show some of the features which have been added to the build.

Leapard now features a more functional Firewall preference tabLeapard now features a more functional Firewall preference tab

Under a new Security tab in the Preferences panel, the Firewall now has the ability to limit certain applications and services.

The Firewall alerts you when an external machine tries to enter your machineThe Firewall alerts you when an external machine tries to enter your machine

A pop-up also notifies you of external machines that are attempting to access your Mac.

Calculations can be performed in SpotlightCalculations can be performed in Spotlight
Dictionary searches can be performed in SpotlightDictionary searches can be performed in Spotlight

Spotlight now has better access to applications, featuring the ability to make calculations in Calculator and search for definitions in Dictionary.

Apple is making good headway with converting UI to HiDPI (Resolution Independent)Apple is making good headway with converting UI to HiDPI (Resolution Independent)

In the new build Apple is allowing developers to access new UI elements, all the new UI is in HiDPI, which will allow the UI to increase in resolution without losing quality.

File Recovery is now included with Disk UtilityFile Recovery is now included with Disk Utility

Apple has included a new utility with Disk Utility, File Recovery allows the recovery of deleted files. The utility allows files to be searched for and then recovered.