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

  • Retool your internal operations Icon
    Retool your internal operations

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    Find Hidden Risks in Windows Task Scheduler

    Free diagnostic script reveals configuration issues, error patterns, and security risks. Instant HTML report.

    Windows Task Scheduler might be hiding critical failures. Download the free JAMS diagnostic tool to uncover problems before they impact production—get a color-coded risk report with clear remediation steps in minutes.
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  • 1

    Steel Bank Common Lisp

    Common Lisp compiler and runtime

    A high performance Common Lisp compiler. In addition to standard ANSI Common Lisp, it provides an interactive environment including an a debugger, a statistical profiler, a code coverage tool, and many other extensions.
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    Downloads: 6,255 This Week
    Last Update:
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  • 2
    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: 250 This Week
    Last Update:
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  • 3
    ECL development has moved to https://gitlab.com/embeddable-common-lisp/ecl
    Downloads: 5 This Week
    Last Update:
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  • 4
    ThinLisp is a practical dialect of lisp for real world applications. You develop in Common Lisp, you deploy in C. ThinLisp programs are as fast as C, by design. Used for a decade in million line systems.
    Downloads: 2 This Week
    Last Update:
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  • Atera all-in-one platform IT management software with AI agents Icon
    Atera all-in-one platform IT management software with AI agents

    Ideal for internal IT departments or managed service providers (MSPs)

    Atera’s AI agents don’t just assist, they act. From detection to resolution, they handle incidents and requests instantly, taking your IT management from automated to autonomous.
    Learn More
  • 5
    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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  • 6
    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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  • 7
    CLiCC generates C-executables from Common Lisp application programs.
    Downloads: 0 This Week
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  • 8
    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
    Last Update:
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  • 9
    Freefactor is a Java refactoring framework. It consists of a tool-independent refactoring system and an interface to allow it to be integrated with other tools. Currently a prototype Java-based tool is provided as well as bindings for Emacs.
    Downloads: 0 This Week
    Last Update:
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  • Grafana: The open and composable observability platform Icon
    Grafana: The open and composable observability platform

    Faster answers, predictable costs, and no lock-in built by the team helping to make observability accessible to anyone.

    Grafana is the open source analytics & monitoring solution for every database.
    Learn More
  • 10
    Kawa is a full Scheme implementation. It implements almost all of R5RS (for exceptions see Restrictions), plus some extensions.
    Downloads: 0 This Week
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  • 11
    This project aims to develop a Lisp based operating system for general purpose computer architectures.
    Downloads: 0 This Week
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  • 12
    The intention of this independent research project is to develop a simple programming language that has rather powerful metaprogramming capabilities.
    Downloads: 0 This Week
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  • 13
    RSLisp is a new dialect of Lisp which works on the NET Framework 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
    Downloads: 0 This Week
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  • 14
    OS based on Agent based Security with a new type of split kernel and agents platform.
    Downloads: 0 This Week
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  • 15
    Downloads: 0 This Week
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  • 16
    XPL is the eXtensible Programming Language. XPL is an application of XML for interchange of computer programs.
    Downloads: 0 This Week
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  • 17
    A Lisp multilanguage design implemented on Smalltalk. Featuring an OOP macro system that works across all the languages. Contains all other languages as Lisp dialects. Fully OOP. Fully documented guided tour. language specs too. assembler, prolog, C#...
    Downloads: 0 This Week
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  • 18
    xacc.ide is a opensource IDE aimed at mainly .NET development. It has a code editor written in 100% C# code, which is faster than most commercial offerings.
    Downloads: 0 This Week
    Last Update:
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