Here is a list of programs I use for developing or running my websites:

Server software

• Apache: http://httpd.apache.org
• PHP : http://www.php.net
• MySQL : http://www.mysql.com
• APC : http://pecl.php.net/package/APC
• Memcached: http://memcached.org/
• mongoDB: http://www.mongodb.org/
• Debian: http://www.debian.org/
• Sphinx: http://sphinxsearch.com/
• OptiPNG: http://optipng.sourceforge.net/
• ImageMagick: http://www.imagemagick.org/script/index.php
• Redis: http://redis.io/

Dev environment

• Eclipse PDT: http://www.eclipse.org/pdt/
• Xdebug: http://www.xdebug.org/