Microangelo Toolset 6 includes four integrated icon utilities, each designed to excel in its specific area of expertise. All Toolset components provide complete support for Windows Vista hi-resolution (256x256) icons and Vista image compression! Click on any of the tool icons above for more details on each component.

Librarian is designed to recognize and access icons in every file and image format supported by Windows 95 through Windows Vista. Open all types of icon libraries to view, organize, add, remove or replace the icons they contain. Use Librarian to search, locate and extract icons from files, folders, or entire disk drives on your computer or network. It's workspace allows you to view and manage all image formats within an icon resource. Replace or edit icons inside of program files. Software developers: Librarian's command line support automates the addition of Vista icon formats when building your applications.
....

download links: