Features Support for older versions of loggers Logback 1.1 (#88) log4j 2.6 (#100) log4j 1.2.4 (#101) Serialize thread name for JUL if record is from current thread (#104) Add ecs.version (#109) Add support for additional fields for log4j, JUL, and JBoss Log Manager (#116) Docs are now hosted on elastic.co