Apktool – decompilation and compilation of Android® installation packages (* .apk), including system applications. Antisplit – merging Android App Bundle (split) into one installation file, as well as installing and extracting such files.
Apktool M MOD APK v2.4.0-210804 (2021080401) (MOD, Final Version) (Antisplit on Android)
Working with different types installation files - * .apk, * .apks, * .xapk, * .apkm.