https://ibotpeaches.github.io/Apktool/install/ $ apktool Apktool v2.6.1 - a tool for reengineering Android apk files with smali v2.5.2 and baksmali v2.5.2 Copyright 2010 Ryszard Wiśniewski <brut.alll@gmail.com> Copyright 2010 Connor Tumbleson <connor.tumbleson@gmail.com> usage: apktool -advance,--advanced prints advance information. -version,--version prints the version then exits usage: apktool if|install-framework [options] <framework.apk> -p,--frame-path <dir> Stores framework files into <dir>. -t,--tag <tag> Tag frameworks using <tag>. usage: apktool d[ecode] [options] <file_apk> -f,--force Force delete destination directory. -o,--output <dir> The name of folder that gets written. Default is apk.out -p,--frame-path <dir> Uses framework files located in <dir>. -r,--no-res Do not decode resources. -s,--no-src Do not decode sources. -t,--frame-tag <tag> Uses framework files tagged by <tag>. usage: apktool b[uild] [options] <app_path> -f,--force-all Skip changes detection and build all files. -o,--output <dir> The name of apk that gets written. Default is dist/name.apk -p,--frame-path <dir> Uses framework files located in <dir>. For additional info, see: https://ibotpeaches.github.io/Apktool/ For smali/baksmali info, see: https://github.com/JesusFreke/smali