Here’s a handy resource for you current and prospective Android developers.  We’ve done our best to compile a list of wireframes, templates, GUI PSD’s, stencils and more to help you put together the best looking Android apps around.  Of course, we understand this is not a comprehensive or definitive list.  We rely on you for help and your links and tips are what make us great.  If you see something out there that needs to be added, email us at AndroidGuys (AT) gmail.com where one of our team will review it!  Behold The Big List of Android Developer Resources.

1. Official Android Icon Design Guidelines 2.0
2. Official Android Widget Design Guidelines
3. Official Android Activity and Task Design Guidelines
4. Official Android Menu Design Guidelines
5. Android Developer Common Icon Set
6. Android Developer Common Icon Set #2
7. Android Application Icons Set
8. Android Application Icons Set #2
9. iDroid Icons for Android
10. Android Breathe Icons Set
11. Android Icon Templates
12. 30 Free Android Icons
13. Android Wireframe Templates (PDF)
14. Fireworks Template for Android
15. Stencil set for Google Prototyping
16. Google Android GUI PSD
17. Android 1.6 Wireframe stencil for OmniGraffle
18. Android Sketch Stencil Version 1.0 for OmniGraffle
19. Android GUI PSD (1.5)
20. DroidDraw: GUI Editor
21. AnDroidDraw: Preview GUIs on emulator/device
22. Android GUI PSD Starter Kit (Vectors)
23. Android Prototyping Stencil for Visio
24. Graphics4Design
25. IconFinder
26. 12 Stunning Icon Packs (1,800 icons)