Browse free open source Lisp Interpreters and projects below. Use the toggles on the left to filter open source Lisp Interpreters by OS, license, language, programming language, and project status.

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  • 1
    CLISP - an ANSI Common Lisp
    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.
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    Downloads: 215 This Week
    Last Update:
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  • 2
    Lush is a Lisp dialect with extensions for object-oriented and array-oriented programming. Lush is intended for prototyping numerically intensive applications and is designed for easy integration of existing C/C++/Fortran codes.
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    Downloads: 28 This Week
    Last Update:
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  • 3
    ECL development has moved to https://gitlab.com/embeddable-common-lisp/ecl
    Downloads: 1 This Week
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  • 4

    Readable Lisp S-expressions

    Readable Lisp/S-expressions with infix, functions, and indentation

    This project is dedicated to developing more readable format(s) for Lisp-based languages (such as Common Lisp and Scheme) and implementing those formats (readers, pretty-printers, editor macros, etc.). MIT license preferred, to spread them widely.
    Downloads: 1 This Week
    Last Update:
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  • 5
    An interactive, Lisp-like language for .Net scripting and development, having deep .Net integration, sharing type system, GC and other runtime services etc., with transparent access to .Net w/o a FFI or wrappers.
    Downloads: 1 This Week
    Last Update:
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  • 6
    Xbvl is the Lisp dialect used at University Paris 8 Its main features are : * Automatic optimizations of Lisp code * Possibility to add additional activities to Lisp functions, instructions and variables. These activities don't affect the p
    Downloads: 1 This Week
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  • 7
    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.
    Downloads: 0 This Week
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  • 8
    Alef++, is a new programming language like Perl and Lisp syntax, with a many changing in classical languages designs, her specification designed to be implemented for any VM, by default can access to any private/protected/default Java fields or methods.
    Downloads: 0 This Week
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  • 9
    An Arc interpreter implemented in Java. Arc is a dialect of Lisp.
    Downloads: 0 This Week
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  • 10
    Berkeley Logo is an interpreter for the Logo programming language. It was originally written in C by Brian Harvey and his students. We are rewriting it to use the wxWidgets graphics library.
    Downloads: 0 This Week
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  • 11
    CLearJ is a clean Java-implementation of Common Lisp. The big goals are ANSI standard compliance, interoperability with Java and integration with scripting environments. This project is meant to be a sibling to CLearSharp, with sharing of implementation.
    Downloads: 0 This Week
    Last Update:
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  • 12
    CLearSharp is a clean C#-implementation of Common Lisp. The big goals are ANSI standard compliance, interoperability with Java and integration with scripting environments. This project is meant to be a sibling to CLearJ, with sharing of implementation.
    Downloads: 0 This Week
    Last Update:
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  • 13
    ClearLisp is a Common Lisp interpreter written in C# with a large library including all of .NET and an extensive object model. Supports IIS and XSP or Apache with mono. Includes sample code of a personal, file based wiki web application.
    Downloads: 0 This Week
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  • 14
    The CommGen platform is intended to be a simple, scalable integration platform for small to medium problem sets. The architecture is simple, consisting of a distributed kernel, distributed O/S, agent and application layer.
    Downloads: 0 This Week
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  • 15
    Free & Compact Lisp Library for Java 5.0 and later
    Downloads: 0 This Week
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  • 16

    Firefly's Foxfire

    A lisp system for embedded systems.

    Downloads: 0 This Week
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  • 17
    FrAid(FRactal AID) is an interface to Java, allowing it to proc. math. data(functions/equations). A compl. standalone system utilizing the FrAid prog. lang. is available(no need to be Java programmer to use it!). Use instead of Matlab. High res. graphics
    Downloads: 0 This Week
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  • 18
    The purpose of hilisp is to create a lisp interpreter in hindi / devanagri unicode fonts. This will facilitate teaching programming to hindi speaking children at an earlier age.
    Downloads: 0 This Week
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  • 19
    IPSIL is an embedable lisp interpreter which uses dynamic binding and somewhat CommonLISPish syntax
    Downloads: 0 This Week
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  • 20
    ISLISP contrib is a set of lisp libraries for the "ISO/IEC 13816:1997(E) : Programming Language ISLISP", the International Standard version of Lisp standardized by ISO in 1997.
    Downloads: 0 This Week
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  • 21
    Jess-mode is a collection of Emacs Lisp files designed to facilitate the development of Java Expert System Shell (JESS) applications. Currently, the package consists of a major mode for editing source and an inferior mode used to run the Jess interpreter
    Downloads: 0 This Week
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  • 22
    JLLL - Java Lisp Like Language. Everything are Objects! Classes, methods, functions, arguments and so on are Objects. This language uses Lisp syntax.
    Downloads: 0 This Week
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  • 23
    JLisa, \"Java Lisp-based Intelligent Software Agents\", is based on Lisa, http://lisa.sourceforge.net/, a production rule system similar to Jess. It runs in java through ABL, armed-bear Lisp, http://www.armedbear.org.
    Downloads: 0 This Week
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  • 24
    Jatha is a Java library that implements a large subset of Common LISP, including most of the datatypes (e.g. packages, bignums). The API allows access to LISP from Java. Jatha is useful as a fast, embedded LISP language, or as a standalone LISP.
    Downloads: 0 This Week
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  • 25
    Jawara is a lisp scripting language on Java/Android.
    Downloads: 0 This Week
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