The Android sdk has a section Using the Android Icon Templates Pack that says in part ...
The icon templates are provided in the Adobe Photoshop file format (.psd), which preserves the layers and design treatments we used when creating the standard icons for the Android platform. You can load the template files into any compatible image-editing program...
Photoshop is pretty expensive just for making a couple of Android icons.
What alternatives are available to open the .psd files?
