Liogo is a Logo Compiler for .NET. Liogo compile Logo files to .NET IL EXE or DLL. So, Liogo result could be launched directly on Windows and, via Mono runtime, on Linux. Last, with Liogo you can mix Logo code with C#/VB.NET code.
A simple way to create a syntax highlighting editor for a custom language/grammar and/or create custom grammar parsers. This is a .NET project written in C#. See details here: http://acct001.com/wordpress/?p=190
LispSharp is a fully compiled lisp implementation for the .NET Framework.
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.