RSLisp is a new dialect of Lisp which works on the NETFramework with a special compilation/interpretation model. If you wish you can download the source and build it yourself for Linux (requires Mono Framework), but I don't promise that it'll work
LispSharp is a fully compiled lisp implementation for the .NETFramework.
It uses a Lisp dialect similar to ISO Lisp, it has a Command-line toplevel
compiler with Read Compile Print Loop.It references any .NET DLL and produces standard .NET assembly.
L Sharp .NET is a powerful lisp-based scripting language for .NET. It uses a Lisp dialect similar to Arc but tightly integrates with the .NETFramework which provides a rich set of libraries. For more info see www.lsharp.org
ACDK - Artefaktur Component Development Kit - is a platform independent C++-framework similar to Java or C#/.NET for generating distributed and scriptable components and applications.