CSDerby is not CloudScape-Derby(for Java) but rather Derby forked/ported to CSharp. Specifically it is intended to be a native c# Embedded DB for the mono/net platform with the ADO.NET API instead of the JDBC API.
Project homepage:
http://sourceforge.net/projects/csharpderbyport
Programming language(s): Java,SQL
License: apache20
Some source files from: CSDerby/csderby/java/db-derby-10.1.1.0-src/java/client/org/apache/derby/client/resources
ResourceKeys.java
Resources.java
See more files for this project here