Pořád zapomínám jak napsat v Antu jar task. Třeba to pomůže i někomu jinému . <target name=”jar” depends=”compile”> <manifestclasspath property=”dist.manifest.classpath” jarfile=”${dist}/${project.name}.jar”> <classpath refid=”classpath-runtime”/> </manifestclasspath> <manifest file=”MANIFEST.MF”> <attribute name=”Built-By” value=”${user.name}”/> <attribute name=”Main-Class” value=”com.pikeelectronic.clan.encrypter.Main”/> <attribute name=”Class-Path” value=”${dist.manifest.classpath}”/> </manifest> <jar destfile=”${dist}/${project.name}.jar” basedir=”${build-java}” includes=”**/*.class” manifest=”MANIFEST.MF” > </jar> </target>