RoundedImageView

RoundedImageView

RoundedImageView is an ImageView based on a blog post by Romain Guy showing the best way to do rounded corners in an ImageView. It’s extremely fast and has support for alpha, anti-aliasing, hardware acceleration, borders, and proper ScaleTypes.

for more click here

TimesSquare for Android

TimesSquare for Android

A simple, well-designed date picker for Android and iOS by Square.

for more click Here

SwipeListView

SwipeListView

The folks over at 47 Degrees release the source code for the super-useful SwipeListView Widget.
SwipeListView is an Android List View implementation with support for drawable cells and many other swipe related features.

You can install the sample APK or watch it in action.

Holo Circular ProgressBar

Holo Circular ProgressBar

HoloCircularProgressBar is a beautiful custom view implementation for Android you might know from the Android Clock App from Android 4.1.

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Tab Carousel Library

Tab Carousel Library 

The Android Design Guidelines describe using Panels or Multi-pane Layouts. They use the People app from ICS as an example of this. Android-TabCarousel by Andrew Neal provides an easy way to integrate this widget into your apps and is compatible from Android v1.6+.

Click Here