HTML: Adobe Dreamweaver, Editplus
Javascript: Adobe Dreamweaver
PHP: Zend Studio 5.5, Editplus
Actionscript: Flash Develop, Adobe Flash Professional, Adobe Flash Builder
Version Control: Subversion, TortoiseSVN, WebSvn
HTTP Monitor: HTTPWatch, Firebug, Charles
Mysql Management: PHPMyAdmin, Navicat For MySQL
Pressure Test: LoadRunner, Jmeter, Apache ab, Siege