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.

  • AI-generated apps that pass security review Icon
    AI-generated apps that pass security review

    Stop waiting on engineering. Build production-ready internal tools with AI—on your company data, in your cloud.

    Retool lets you generate dashboards, admin panels, and workflows directly on your data. Type something like “Build me a revenue dashboard on my Stripe data” and get a working app with security, permissions, and compliance built in from day one. Whether on our cloud or self-hosted, create the internal software your team needs without compromising enterprise standards or control.
    Try Retool free
  • Outgrown Windows Task Scheduler? Icon
    Outgrown Windows Task Scheduler?

    Free diagnostic identifies where your workflow is breaking down—with instant analysis of your scheduling environment.

    Windows Task Scheduler wasn't built for complex, cross-platform automation. Get a free diagnostic that shows exactly where things are failing and provides remediation recommendations. Interactive HTML report delivered in minutes.
    Download Free Tool
  • 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.
    Leader badge
    Downloads: 7,371 This Week
    Last Update:
    See Project
  • 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.
    Leader badge
    Downloads: 265 This Week
    Last Update:
    See Project
  • 3
    ECL development has moved to https://gitlab.com/embeddable-common-lisp/ecl
    Downloads: 4 This Week
    Last Update:
    See Project
  • 4
    This is Richard C. Waters' SERIES package for Common Lisp. In a nutshell: Think "Efficient MAPCAR" SERIES translates functional-style expressions into efficient loops. Series are to loops as control structures are to GOTOs.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 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:
    See Project
  • 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:
    See Project
  • 7
    CLiCC generates C-executables from Common Lisp application programs.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    Clojure is a dynamic programming language for the JVM. Note - current Clojure development has moved to Google code: http://code.google.com/p/clojure/ Project web site: http://clojure.org
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    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:
    See Project
  • Reach Your Audience with Rise Vision, the #1 Cloud Digital Signage Software Solution Icon
    Reach Your Audience with Rise Vision, the #1 Cloud Digital Signage Software Solution

    K-12 Schools, Higher Education, Businesses, Restaurants

    Rise Vision is the #1 digital signage company, offering easy-to-use cloud digital signage software compatible with any player across multiple screens. Forget about static displays. Save time and boost sales with 500+ customizable content templates for your screens. If you ever need help, get free training and exceptionally fast support.
    Learn More
  • 10

    Firefly's Foxfire

    A lisp system for embedded systems.

    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    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:
    See Project
  • 12

    GCC-MELT

    a GCC compiler plugin and domain specific language ....

    GCC-MELT is a high-level domain specific language to extend the GCC compiler. It provides several features (pattern-matching, first-class dynamically typed values, functional/applicative/object-oriented/reflective programming styles, Lisp-y syntax) MELT can also be used to explore the internal representations used by GCC (Gimple, etc...)
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    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
    Last Update:
    See Project
  • 14
    ‘intelliworm’ is a prototype simulation of a Intelligent Species of a common earth worm,which inherits human like decision making capabilities through Neural Network intelligence representation,all developed by integrating .NET with Lisp and Yacc.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    Kawa is a full Scheme implementation. It implements almost all of R5RS (for exceptions see Restrictions), plus some extensions.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    This project aims to develop a Lisp based operating system for general purpose computer architectures.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    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.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    The intention of this independent research project is to develop a simple programming language that has rather powerful metaprogramming capabilities.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    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
    Last Update:
    See Project
  • 20

    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: 0 This Week
    Last Update:
    See Project
  • 21
    Republic Common Lisp (RCL) is a Lisp "Distro" in the Linux Style of Distributions. It contains a Lisp implementation and set of libraries and tools.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    OS based on Agent based Security with a new type of split kernel and agents platform.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    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: 0 This Week
    Last Update:
    See Project
  • 25
    WebLisp is an implementation of a LISP dialect for commodity webservers, currently supporting both PHP4 and PHP5.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • Next