logview4net is a log viewer/log monitor for data created by various sources. It can listen to UDP, tail a file, tail a SQLtable, monitor the eventlog and watch RSS and Atom feeds. It requires the Microsoft .NET Framework 2.0
Orate is a source-level tracing facility for Oracle PL/SQL. Programmers insert calls to Orate in the code and Orate captures and writes run time information to a table. These data are suitable for debugging, testing and profiling the application.