Design and Development [Web and Software]

Editors
PSpad (free)
www.pspad.com/

Emacs (os)
http://www.gnu.org/software/emacs/

Java / more
Eclipse (os)
http://www.eclipse.org/

Java SDK, JDK Standard Edition (SE) (free)
http://java.sun.com/javase/downloads/index.jsp

NetBeans
is a powerful Java-IDE especially for creating GUI's.
NetBeans (open-source)

JCreator (free)
http://www.jcreator.com/download.htm

Java Editor (free, de)
http://lernen.bildung.hessen.de/informatik/javaeditor/index.htm

C / C++
Bloodshed Dev C++ (free, gnu)
http://www.bloodshed.net/devcpp.html

HTML/Web
NVU (os)
http://sourceforge.net/projects/kompozer

XAMPP [Includes Apache, MySQL, PHP, Perl] (free)
http://www.apachefriends.org/

Apache (free)
http://www.apache.org/

MySQL (os)
http://mysql.com/

PHP (free)
http://www.php.net/

TeX

kile (for *nix)
kile

Texnic Center
Texnic Center