Log4Janalyzer is a Log4J socket listener GUI that makes application log tracking simple. It has an intuitive Java Swing user interface and is designed for Log4j users. It offers some statistics (quite a few, any suggestions?).
SimpleLogViewer is Java 2 based GUI application that display logging data. Can read a file or listen over a TCP socket. Use plugins/embedded scripts to Hide, Rewrite, Colorize lines of log.