Debugging tools for application-to-application communication.
GateDebugger may be performed free communication using COM port, TCP / IP, UDP and the like.
Further, it can be blocked or free communication data and filter.
LogViewer is a MS Windows .NET application that display logging datas. It's like the unix 'tail'. It can read a file or listenning over a TCPsocket. Use regulars expressions to Hide, Rewrite, Colorize lines of log. Have a look at Screenshots section.
Tools for Palm OS developers on Mac OS X. Cocoa Palm Reporter logs traces emitted by the Palm OS Emulator. USB-TCP Bridge provides a socket that can be used to communicate with a Palm handheld over USB (for example, GDB).
SimpleLogViewer is Java 2 based GUI application that display logging data. Can read a file or listen over a TCPsocket. Use plugins/embedded scripts to Hide, Rewrite, Colorize lines of log.