Dear Maintainer, when trying to install apktool on a "clean" machine, apt wants to install following packages ---- sudo apt install --no-install-recommends apktool Installing: apktool Installing dependencies: android-framework-res libcommons-cli-java libjcommander-java libmaven-shared-io-java libplexus-interpolation-java libsnappy-java junit libcommons-text-java libjsr305-java libmaven-shared-utils-java libplexus-io-java libsnappy-jni libantlr-java liberror-prone-java libmaven-archiver-java libmaven3-core-java libplexus-sec-dispatcher-java libstringtemplate-java libantlr3-runtime-java libgeronimo-annotation-1.3-spec-java libmaven-file-management-java libplexus-archiver-java libplexus-utils2-java libwagon-provider-api-java libaopalliance-java libgeronimo-interceptor-3.0-spec-java libmaven-jar-plugin-java libplexus-cipher-java libsisu-inject-java libxmlunit-java libatinject-jsr330-api-java libguava-java libmaven-parent-java libplexus-classworlds-java libsisu-plexus-java libxpp3-java libcdi-api-java libguice-java libmaven-resolver-java libplexus-component-annotations-java libsmali-java libyaml-snake-java Suggested packages: junit-doc libatinject-jsr330-api-java-doc libel-api-java libjcommander-java-doc libjsr305-java-doc libmaven-file-management-java-doc liblogback-java libplexus-utils2-java-doc testng Summary: Upgrading: 0, Installing: 43, Removing: 0, Not Upgrading: 8 Download size: 24.1 MB / 30.1 MB Space needed: 74.3 MB ---- Considering that apktool can be downloaded as a single jar file ( https://apktool.org/docs/install/ ) for less than 20MB (space needed), and works without junit, it is a lot of space and dependencies. The output of apt show is---- apt show apktool | cat Package: apktool Version: 2.7.0+dfsg-7.2 Priority: optional Section: devel Maintainer: Android Tools Maintainers <android-tools-devel@lists.alioth.debian.org> Installed-Size: 275 kB Depends: aapt, android-framework-res, default-jre-headless | java8-runtime-headless, libantlr3-runtime-java, libcommons-cli-java, libcommons-io-java, libcommons-lang3-java, libcommons-text-java, libguava-java, libsmali-java (>= 2.4.0), libstringtemplate-java, libxmlunit-java, libxpp3-java, libyaml-snake-java (>= 2.5+ds) Homepage: https://ibotpeaches.github.io/Apktool/ Download-Size: 223 kB APT-Sources: https://deb.debian.org/debian testing/main amd64 Packages Description: tool for reverse engineering Android apk files A tool for reverse engineering 3rd party, closed, binary Android apps. It can decode resources to nearly original form and rebuild them after making some modifications; it makes possible to debug smali code step by step. Also it makes working with an app easier because of project-like file structure and automation of some repetitive tasks like building apk. ---- I'm not sure what dependencies except for a jdk are really required, but junit should not be one.