Open Source Interpreters

A collection of extensions for Python's IDLE, the Python IDE built with the tkinter GUI toolkit.

IPAT-S is a scenario modeling language. Use it for rapid development of quantitative strategic scenarios for governments, agencies, businesses, etc. using a fast and compact interpreted language. Package includes IPAT Studio development environment.

Win32Forth is ANS compatible, Forth language application development system with many tools; Interactive console, integrated extensible debugger, a GUI file editor, hypertext rendering, hyperlinked source files. VIEW <word-name> to explore the many files

Suneido is an integrated application platform for developing and deploying desktop applications that includes an object-oriented language, client-server relational database, and application framework and components.

nuBASIC is an implementation of an interpreter of the BASIC programming language and IDE. It has been designed mainly for educational purposes and it is suitable for simple games, educational or small business programs.

Graphal is an interpreter of a programming language that is mainly oriented to graph algorithms. There is a command line interpreter and a graphical integrated development environment. The IDE contains text editor for programmers, compilation and script output, advanced debugger and visualization window. The progress of the interpreted and debugged graph algorithm can be displayed in 3D scene.

எழில் - ஒரு தமிழ் நிரலாக்க மொழி; தமிழ் மாணவர்களுக்கு இது முதல்முறை கணி Ezhil is a Tamil script based programming language for children and teens in the K-12 grade schools. Ezhil enables learning imperative programming like BASIC or LOGO in Tamil language.

A collection of S-Lang extension scripts (modes) for the Jed text editor, contributed by Jed users. Browse the repository at http://jedmodes.sf.net/

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.

XPHP is an IDE authoring tool for Windows that allows you to design, develop, test, debug and deploy PHP applications. [This project has been discontinued since 2005]

ObjectScript is a general purpose object-oriented programming language. It is designed to be simple to learn, easy to use, yet still powerful, combining the convenience of an interactive interpreter with many of the features of Java

The Maude Development Tools are a set of plugins that embed the maude interpreter (http://maude.cs.uiuc.edu) in Eclipse. It provides a core plugin, which allows to any Java program to use Maude, and a set of plugins which provide an Eclipse-based IDE

PyCrust is an interactive Python shell written in Python using wxPython. PyCrust is now part of wxPython (www.wxpython.org), so packaged files are no longer available here, and the latest development version has moved to the wxWindows CVS repository.

A set of Eclipse plugins for the Scheme programming language. Features a powerful, fully extensible S-expression-based editor. Integrates seamlessly with any Scheme interpreter.

Using encryption to secure your code or text. Click File->Run to run your code using Ruby, see the pop up for output. Never save your text or code to disk unencrypted. Don't forget your password. Encryption is error-persistent.

Easy to use Ghostscript IDE. Allows you to easily edit and view PostScript (multi-page PostScript) files, convert your files between different formats (PDF, PostScript, TIFF, PNG, JPEG, other...), view PDF files. Please go to http://ghostscriptnet.codeplex.com/ for development files.