W7T [Windows 7 Toolkit]

And its name tara W7T (Windows 7 Tookit).
Final version is already avaliable Here
Do some tests, report bug you’ve found and play around with this nice application.

[Updated]Liam has come a long way and introduced some very useful tools that worth giving em a try, according the changelong:
[0.2.3 Final]
*Driver Integrator v2.0
*Improved image mounting speed
*Addon Integrator updated to v3.0
*Integrate Addons into multiple versions
*Change W7T Temp Folder
*Cleanup Tool updated to v4.0 Beta
*W7T now checks if it has opened with administrator privileges
*Added search to Addon list
*Faster Startup time!
*Using WIMGAPI directly instead of SmartWIM
*Better XP Support
*FIX: WIM Manager now lists WIM Images instantly
*FIX: WIM Manager buttons (Mount, Export, etc..) were enabled by default
*FIX: Quite big color schemes bugs
*FIX: Main menu bar text changes to black so it is easier to read
*FIX: WIM Manger automatically selects the image if there is only 1 available
*FIX: Some GUI glitches
*FIX: Automatically deletes download if cancelled
*FIX: Could not delete download if user cancelled during the download
*FIX: Detecting WIMFltr
*FIX: Unpredictable Mounting/Unmounting
*FIX: Windows Defender Definitions will always download the latest version
*FIX: Registry Hive Mounter
*FIX: Images now delete correctly
*FIX: WIM Manager displayed wrong descriptions
*FIX: Minor UI changes on Updater
*FIX: Updater