* `a2dp.Vol_137.apk` was downloaded from F-Droid: https://f-droid.org/packages/a2dp.Vol/
and is released under GPLv3
* `com.teleca.jamendo_35.apk` was downloaded from F-Droid and is released under Apache 2.0 Licence
* `hello-world.apk` is from the viper-test-files: https://github.com/viper-framework/viper-test-files/blob/master/test_files/hello-world.apk
* `com.example.android.tvleanback.apk` is build from https://github.com/googlesamples/androidtv-Leanback
* `com.example.android.wearable.wear.weardrawers.apk` is build from https://github.com/googlesamples/android-WearDrawers
* `com.android.example.text.styling.apk` is build from https://github.com/googlesamples/android-text

The Java files are written for the purpose of testing androguard.
You can compile them into dex files using the Makefile.
Install `openjdk-8-jdk dalvik-exchange` packages to build them.
