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Tcl/Java consists of two pieces of software. Jacl is an
implementation of a Tcl interpreter written entirely in
Java. Tcl Blend is a Tcl extension that provides access
to Java from inside Tcl. One can prototype Javacode
using Tcl, and much more.
Tcl/CSharp is an implementation of a Tcl interpreter written entirely in C#.
Tcl/CSharp was ported from Jacl (Tcl Java implementation) in version 1.3.1
It offer a bridge to .NET Framework for Tcl code.