The growth in electronic and digital publishing on the World Wide Web has led to the development of a wide range of tools for generating metadata. As a result, it can be difficult to select the appropriate type of application and the best metadata tool to support a project's metadata needs. The Dublin Core Tools (DCMI Tools) Community recognizes this need and is developing an application profile and a taxonomy of tool functionalities for describing metadata applications. The community will use the application profile and the taxonomy to standardize access to information on metadata via the DCMI Tools and Software program. This paper reports on the DCMI Tool Community's activities to develop an application profile for describing the wide range of applications (algorithms; metadata templates, editors, and generators; and other software) fitting this rubric. The