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

  • Ship Agents Faster Icon
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  • 1

    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: 20 This Week
    Last Update:
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  • 2
    Refal.NET - Versatile, Compact yet Powfull Text Transformer and Compiler-Writing System. Based on Refal.NET Virtual Machine (+Refal.NET Compiler), this RAD-tool might be used for rapid prototyping, decreasing up to 10 times development efforts.
    Downloads: 54 This Week
    Last Update:
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  • 3
    Community Z Tools

    Community Z Tools

    Tool support for the Z formal notation

    Community Z Tools Project (CZT): Tools for editing, typechecking and animating Z specifications and related notations. Includes a Java framework for building formal methods tools. NOTE: development of CZT has now moved to GitHub: https://github.com/community-z-users/czt
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    Downloads: 47 This Week
    Last Update:
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  • 4
    SableCC is a parser generator which generates object-oriented frameworks for building compilers, interpreters and other text parsers. SableCC keeps a clean separation between machine and user code which leads to a shorter development cycle.
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    Downloads: 31 This Week
    Last Update:
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  • 5
    COCOM is a toolset to help creation of compilers and interpreters. The part of COCOM is an interpreter of high level scripting language DINO oriented on the same domain of applications as famous languages perl, tcl and python.
    Downloads: 17 This Week
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  • 6
    GLBCC is a front-end to the GNU Compiler Collection. GLBCC adds Liberty Basic to the GCC language collection so that Liberty Basic code can be compiled directly to an executable. Since GLBCC uses GCC, the object files can also be linked with object file
    Downloads: 9 This Week
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  • 7
    B++ will become a completely object orientated programming language based on a BASIC-like syntax. B++ applications will be stand-alone executable files (P-Code). B++ will offer an own data base interface and an own (OOP) framework providing API calls.
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    Downloads: 7 This Week
    Last Update:
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  • 8
    wspacegen is an interactive IDE for programing with whitespace (http://compsoc.dur.ac.uk/whitespace/). So it's possible to create .ws code relative easily and debug it as well. But attention, you'll addicted to it (-:
    Downloads: 5 This Week
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  • 9
    JPype is an effort to allow python programs full access to java class libraries. This is achieved not through re-implementing Python, as Jython/JPython has done, but rather through interfacing at the native level in both Virtual Machines. Maintenance and evolution of the project has moved! please see http://www.jpype.org for the latest version
    Downloads: 1 This Week
    Last Update:
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  • 10
    Used to translate Borland C++ to Borland Delphi. It was designed to translate Borland C++, however will translate other versions with an increased error rate. Please be sure to set up your own Types in the Options Menu => Keywords => User Types section.
    Downloads: 4 This Week
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  • 11
    ferite is a modern, lighweight, portable, threadsafe scripting engine with a language that is very easy to pick up and leverage for any task. It\'s been designed for rapid deployment in other programs as well as stand alone use.
    Downloads: 4 This Week
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  • 12
    eval is a header-only library for writing C++ scripts. The main aim of the library is to provide means for calling compiled C++ functions/methods/constructors from within a script. An eval script can take arguments, as well as return arbitrary values.
    Downloads: 2 This Week
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  • 13
    Gentee is a friendly full-scale and free programming language. It is easy-to-master and can be a reliable assistant in your everyday work. Software developers can easily use it in their applications.
    Downloads: 3 This Week
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  • 14
    CppCC is an object-oriented scanner and LL(k) parser generator. It aims to replace LEX&YACC for those who write C++ applications that involve parsing.
    Downloads: 2 This Week
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  • 15
    XGP is an integrated development environment that extends GNU Prolog to work with Cocoa under Macintosh OS X. It provides user interface and graphics facilities largely compatible with MacProlog32 by LPA. Requires Mac OS X version 10.2.1 or greater.
    Downloads: 2 This Week
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  • 16
    Piccolo is the fastest SAX parser for Java, supporting SAX1, SAX2, and JAXP (SAX only). Piccolo is different from other parsers in that it was developed using parser generators. It weighs 160K including XML APIs. See http://piccolo.sf.net for more info.
    Downloads: 1 This Week
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  • 17
    Pocket Application Maker. Combination of a rapid GUI generator and a flexible "text generator/commander" to handle both design and logic of an application simply from a text file. All with SQL capability (sqlite integrated).
    Downloads: 1 This Week
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  • 18
    The fast, flexible parsing engine. Parse anything in 4 steps: (1) define a grammar, (2) load the grammar into ClearParse, (3) call the engine to parse the source, and (4) traverse the parsing tree. You can even change your grammar at run time.
    Downloads: 1 This Week
    Last Update:
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  • 19
    A universal parsing tool and source code generator for generative programming. It extracts useful information by parsing (BNF parser generator) and generates source code by several techniques, by interpreting a scripting language for flexibility.
    Downloads: 1 This Week
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  • 20
    A runtime parser generator library, generates parsers for context-free grammars. Parsing scripting languages and communication protocol messages are typical use cases. The library is written in straight C++ and requires STL. Clean, correct, efficient.
    Downloads: 1 This Week
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  • 21
    Jxp is a template engine/script processor that processes scripts containing jsp-like code to produce text output. The script syntax is like jsp (without taglib) except that it is much simpler and can be used outside of webcontainer.
    Downloads: 1 This Week
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  • 22
    RoboTools is a collection of programs for use with the FIRST robotics competition. Currently, it includes a PBASIC emulator (RoboEmu), a program generator (RoboGUI), a controller (RoboCon), and a linux PBASIC IDE (RoboIDE).
    Downloads: 1 This Week
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  • 23

    pyexpander

    A powerful macro processor based on python

    Pyexpander is a powerful macro processor based on python. Instead of simple macro replacement it offers evaluation of arbitrary python expressions and execution of python code. Pyexpander is Turing Complete.
    Downloads: 1 This Week
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  • 24

    runpl

    Run Programming Language

    a new concept for programing: new syntax and a new way of coding source files. not bytecode or any typical implementation for vm. in fact, it encodes functions and keywords for a smaller code, which is good for small devices and embebbed devices. small code, small size, RUN faster.
    Downloads: 1 This Week
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  • 25

    ALPHA Script

    http://www.slideshare.net/gdelaportas/alpha-script-concept

    ALPHA Script is a unified programming meta-language and a framework that represents an abstract layer on top of the cloud. ALPHA Script is not compiled or interpreted on its own and is programming language agnostic. ALPHA Script is like a virtual bridge that interconnects different clouds and infrastructures. Finally, it can be used for M2M communications.
    Downloads: 0 This Week
    Last Update:
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