###Download [APK from Github] (https://github.com/SergeyBurlaka/SocialViewer/blob/master/APK/SocialViewer.apk)
Android SDK, [MVP] (https://github.com/konmik/konmik.github.io/wiki/Introduction-to-Model-View-Presenter-on-Android), [Google+ Sign in API] (https://developers.google.com/+/web/signin/), [Facebook SDK] (https://developers.facebook.com/docs/android/), [VK SDK] (https://vk.com/dev/SDK), [Nostra13] (https://github.com/nostra13/Android-Universal-Image-Loader) Universal image loader.
[social viewer source] (https://github.com/SergeyBurlaka/Android-MVP-FacebookSDK-Google-API-SocialViewer-App/tree/master/app/src/main/java/com/test/gotovjet/burlaka/socialviewer)