Free admin Template
Web app theme
Spring Time
Free admin template for Web Applications
Free admin Template
Inadmin
Free admin skin
Adminpraise Lite
Premium admin HTML website templatesmws admin-full featured admin Template
Color Life-Premium admin Template
Admincp
Spina-Premium admin template + tablet theme
Cupcake-Premium admin template + mobile theme
Xsystem-HTML5 and css3 admin Template
Mandy Lane premium admin Template
It's brain-Premium admin theme
Vpad-HTML5 + css3 app framework
Adminium-modern admin panel Interface
Peach-Clean & smooth admin Template
Lagu admin premium Template
Ready Made admin-full featured admin theme
Grape-Professional & Flexible admin Template
Chameleon circuit-full featured admin theme
Admin Control Panel v2
White Label-a full featured admin skin
What do you like?
Source: http://designmodo.com/admin-html-website-templates/