Rapid applications development tool and libraries for FPC
The Lazarus IDE is a stable and feature rich visual programming environment for the FreePascal Compiler. It supports the creation of self-standing graphical and console applications and runs on Linux, FreeBSD, MacOSX and Windows.
A modern, lightweight yet powerful text editor
A hackable text editor for the 21st Century
Atom is a text editor that's modern, approachable and full-featured. It's also easily customizable- you can customize it to do anything and be able to use it productively without ever touching a config file. Atom is free to download and runs on Linux, OS X and Windows with support for plug-ins written in Node.js and embedded Git Control. It is based on Electron (formerly known as Atom Shell),a framework for building cross-platform apps using Chromium and Node.js.
Bluefish is a powerful editor for experienced web designers and programmers. Bluefish supports many programming and markup languages, but it focuses on editing dynamic and interactive websites.
A RAD GUI Building IDE for wxPython.
SPE is a python IDE with auto indentation&completion,call tips,syntax coloring&highlighting,uml viewer,class explorer,source index,todo list,pycrust shell,file browsers,drag&drop,Blender support.Spe ships with wxGlade,PyChecker and Kiki.
EPIC is an opensource Perl IDE for the Eclipse platform. Features supported are syntax highlighting, on the fly syntax check, content assist, perldoc support, source formatter, templating support, regular expression plugin and a Perl debugger.
Jexer - Java Text User Interface Library
Jexer is an open-source Text User Interface (TUI) designed to outwardly resemble the Turbo Vision library used by various Borland products.
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.
Lsl Plus is an edit/compile/test environment for the Linden Scripting Language (LSL), implemented as an Eclipse plug-in.
A cross-platform wxWindows class for running Ghostscript and manipulating the image it produces, plus an IDE/debugger for developing programs written in PostScript. For a PostScript debugger, there is now also an Eclipse plug-in - see http://thomas-fritsch.github.io/psdt/
Tho goal of this project is to provide an integrated development environment for developing (x)Harbour applications on various platforms.
Eclipse-based Editor for JET-templates (templates used by EMF). It is intended to support the development of JET-templates in a quality which is adequate to other eclispe language support.
SE|PY is an ActionScript editor written in python, wxPython and using scintilla for text highlight, code collapsing. some features: snippets panel, functions panel and much more. Contain also Flush
Collection of plugins for Eclipse 2.1 (www.eclipse.org). Web-Application Development Environment (XML/HTML/CSS/JSP).
BeanClipse is a NetBeans plugin for Eclipse: NetBeans runs embedded within the Eclipse platform as a plugin offering the best of both worlds to Java developers. May be just a joke ;-) .... Check also it's twin at : http://sf.net/projects/netclipse
Lightweight C++ IDE for Linux (built on Qt4.8)
Lightweight IDE focused on rapid development and deployment of small- to medium-scale applications. Aims for simplicity rather than feature overload, and tries to enable all-around customization. Integrates with subversion and git, as well as other existing project management tools.
Coded is a graphically oriented source code editor. With the use of class and method wizards, advanced code manipulation via drag-and-drop, automatic code formatting, and autocomplete/completion suggestion, Coded will make the process of editing a breeze
Eddyspeak is an orrigional translation content management system. It allows you to translate GNU GetText PO files using a browser. This allows a comunity to work on the same file at the same time and speeds up development. Uses: PHP, MySQL and Python.
A tiny and lightweight IDE for the Go programming language
Gony is an free, open-source, tiny and fast IDE for the Go programming language, designed to be easy. Write (and also learn) Go applications, in minutes. Gony has an integrated GoDoc Reference Widget which helps you at the whole time you code. Gony is very extensible and can be configured as well (Stylesheets, Themes, Plugins and more).
JinnIde is a plugin that allows using Jinni Prolog, now also hosted here on this site (with open source license!), within the confines of an IDE integrated in JEdit.
Managing LaTeX documents with eclipse. Easy compilation of LaTeX documents, access to all LaTeX compiler logging information. Specify LaTeX arguments in a GUI. Editor with code completion, document structure, and a document previewer.
NetClipse is an Eclipse plugin for NetBeans. Eclipse runs embedded within the NetBeans platform as a plugin offering the best of both worlds to Java developers. May be just a joke ;-) .... Check also it's twin at : http://sf.net/projects/beanclipse
Nutty IDE is an open-source cross-platform Squirrel Programming Language IDE (Integrated Development Environment) written in C/C++ using wxWidgets.
Objective Caml (OCaml) Elipse Plug-In