Alternatives to Clozure Common Lisp for all platforms with any license

Platforms

Desktop

Indie / Classic

  • Hy icon

    Hy

    Hy is a wonderful dialect of Lisp that’s embedded in Python. Since Hy transforms its Lisp code into the Python Abstract Syntax Tree, you have the whole beautiful world of Python at your fingertips, in Lisp form!

    Open Source Mac Windows Linux

  • Steel Bank Common Lisp

    Steel Bank Common Lisp (SBCL) is a high performance Common Lisp compiler. It is open source / free software, with a permissive license. In addition to the compiler and runtime system for ANSI Common Lisp, it provides an interactive...

    Open Source Mac Windows Linux

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  • CLISP icon

    CLISP

    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...

    Open Source Mac Windows Linux

  • CMU Common Lisp icon

    CMU Common Lisp

    CMUCL is a free, high performance implementation of the Common Lisp programming language which runs on most major Unix platforms. It mainly conforms to the ANSI Common Lisp standard. CMUCL provides a sophisticated native code...

    Open Source Mac Linux

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  • Armed Bear Common Lisp

    Armed Bear Common Lisp (ABCL) is a full implementation of the Common Lisp language featuring both an interpreter and a compiler, running in the JVM. Originally started to be a scripting language for the J editor, it now supports...

    Open Source Mac Windows Linux

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  • ManKai Common Lisp

    ManKai Common Lisp (MKCL) aims to be a full implementation of the Common Lisp language in compliance with the ANSI X3J13 Common Lisp standard. It is free software distributed under the terms of the GNU Lesser General Public License...

    Open Source Windows Linux

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  • Allegro CL icon

    Allegro CL

    Allegro CL is the most powerful dynamic object-oriented development system available today, and is especially suited to enterprise-wide, complex application development. Complex applications with billions of objects are now made easy...

    Free Personal Mac Windows Linux BSD

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  • GNU Common Lisp

    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...

    Open Source Windows Linux BSD

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  • LispWorks icon

    LispWorks

    LispWorks is a commercial implementation and IDE for the Common Lisp programming language. The Personal Edition is intended for personal and educational Lisp programming. As a contribution to the Common Lisp community, we make...

    Free Personal Mac Windows Linux BSD

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