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.
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.
This project provides binary packages for the Ada front end of GNU compiler collection. The project also provides various Ada libraries like the Ada Web Server and Ada aware Integrated Development Environments (gps and vim).
A bundle of lisp extensions, largely original, for GNU Emacs with the goal to obtain a more user friendly and powerful interface. The new features include contextual tool bars, new TeX interface, very complete menus, and a well structured IDE.
Collection of plugins for Eclipse 2.1 (www.eclipse.org). Web-Application Development Environment (XML/HTML/CSS/JSP).
Vim4J is a new fork of the Vim code with a GUI implemented in Java AWT code. The main project goal is to provide not only a standalone Java-based GUI Vim application, but to also provide an Vim component suitable for embedding into a Java-based IDE.
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
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
The p4eclipse project has moved to http://code.google.com/p/p4eclipse.
mcuStudio is a development environment for Microcontrollers. It's based on Eclipse (plugin). The aim is to provide a high quality development environment for electronics. First editions will target Microchip Pic mcu's. Other mcu will be supported later.