<dependency>
  <groupId>org.subethamail</groupId>
  <artifactId>subethasmtp</artifactId>
  <version>2.1.0</version>
</dependency>

implementation 'org.subethamail:subethasmtp:2.1.0'

implementation("org.subethamail:subethasmtp:2.1.0")

libraryDependencies += "org.subethamail" % "subethasmtp" % "2.1.0"

@Grapes(
  @Grab(group='org.subethamail', module='subethasmtp', version='2.1.0')
)

<dependency org="org.subethamail" name="subethasmtp" rev="2.1.0" />

[org.subethamail/subethasmtp "2.1.0"]

'org.subethamail:subethasmtp:jar:2.1.0'