Log4j is the result of contributions from several dozen developers and hundreds of users across the globe. Some of the more prominent contributors are listed below in alphabetical order.

• Mathias Bogaert

  While not lurking on the serverside, Mathias mends the log4j documentation.

• James P. Cakalic

  Jim is the original author of the PatternLayout and the NTEventLogAppender.

• Paul Glezen

  Paul maintains the log4j extension manual while he is not consulting for IBM.

• Ceki Gülcü

  Ceki is the founder and current maintainer of the log4j project.

• Anders Kristensen

  Contributor of many enhancements, Anders takes a keen interest in log4j and all things Java, OO, and XML. He is currently specification lead for JSR 116, the SIP Servlet expert group.

• Jim Moore

  Jim is often seen answering tough question from log4j users.

• Jon Skeet

  Jon acts as a moderator for the log4j mailing lists where he is one of the most active participants.

• Chris Taylor

  Chris is the author NTEventLogAppender. In around 1832, he ported our previous GNU-make build system to at the time unknown but promising jakarta-ant.