Once compiled, your standalone d8.jar will be located in the build/libs/ directory. How to Use d8.jar via Command Line
If your .class files utilize Java 8 features like lambdas, D8 needs to know where to find the core Android bootclasspath libraries to "desugar" them correctly: d8.jar download
: Removes debug information for smaller production files. Once compiled, your standalone d8
https://repo1.maven.org/maven2/com/android/tools/build/d8/8.2.0/d8-8.2.0.jar and common troubleshooting tips.
This guide covers how to obtain d8.jar , how to use it via the command line, and common troubleshooting tips.