4.0.0 jopt jopt.core.pg 8.0.0-rc4-j25 jar JOpt Java Core (obfuscated) The obfuscated JOpt core. Jackson 3 and Log4j are not in the jar and come as dependencies. tools.jackson.core jackson-databind 3.1.8 compile org.apache.logging.log4j log4j-core 2.25.5 compile