The Objective-C language is a simple computer language designed to enable sophisticated object-oriented programming. Objective-C is defined as a small but powerful set of extensions to the standard ANSI C language.
Platforms
- Mac
- Windows
- Linux
- BSD

Apps similar to Nu include Objective-C, which is free and open source. Other options are CLISP, GNU Common Lisp and newLisp. In total there are four Programming Languages like Nu for Windows, Linux and Mac.
The Objective-C language is a simple computer language designed to enable sophisticated object-oriented programming. Objective-C is defined as a small but powerful set of extensions to the standard ANSI C language.

CLISP is a portable ANSI Common Lisp implementation and development environment by Bruno Haible. Interpreter, compiler, debugger, CLOS, MOP, FFI, Unicode, sockets, CLX. UI in English, German, French, Spanish, Dutch, Russian, and Danish.


GCL is the official Common Lisp for the GNU project. Its design makes use of the system's C compiler to compile to native object code, providing for both good performance and facile portability. GCL currently compiles itself and the primary free software Lisp applications...

newLISP is a LISP-like scripting language for doing things you typically do with scripting languages: programming for the internet, system administration, text processing, gluing other programs together, etc.