For folks who want to create glass buttons in iPhone apps without using private APIs and image files.

From the README:

Uses public APIs to create native-looking glass buttons. No image files used. Buttons can be created in IB (and configured programmatically) or fully by code.

  • Include Quartz Core framework.
  • Add Global.h, MOButton.h/.m, MOGlassButton.h/.m
  • See demo project.