What does AAPT (Android Asset Packaging Tool) mean? How does it work?
Can I ship the .so file of one application in the APK file of another application
AAPT stands for Android Asset Packaging Tool. The Android Asset Packaging Tool (aapt) takes your application resource files, such as the AndroidManifest.xml file and the XML files for your Activities, and compiles them.This is a great tool which help you to view, create, and update your APKs (as well as zip and jar files). It can also compile resources into binary assets. It is the base builder for Android aplications. This tool is a piece of the SDK (and assemble framework) and permits you to see, make, and redesign Zip-perfect chronicles (zip, jolt, apk)
You can find it
..\android-sdk\build-tools\
aapt package, aapt add - Building Android Application Bundles (APKs)
aapt dump - Dumping information from an APK file via :
read a VersionCode
aapt dump badging name.apk
Check Your Permissions
aapt dump permissions name.apk
etc...
Read more here, here, here