All LOM elements
		CanCore		Sponsor of this service: CanCore provides guidance on all of the elements of the LOM. However, there are a number of LOM elements which CanCore does not recommend for use "for the purposes of interoperation in distributed environments." These elements are excluded in the listing provided.
		SCORM 2004		The Sharable Content Object Reference Model integrates the LOM as well as a number of other specifications into an over-arching model for the aggregation and interaction of content. It designates LOM elements as "mandatory" or "optional" for different types or levels of content aggregation. CanCore uses those designations provided by SCORM for what it calls "Sharable Content Objects" (SCOs), the most prominent type of content aggregation in the SCORM.
		UK LOM Core		UK Learning Object Metadata Framework: identifies "common practice and provide guidelines for metadata implementers, creators and users." Elements identified as "mandatory", "required" and "required (conditional)" in UK LOM Core v 0.3 are included.
		NORMETIC		Normetic is an application profile comprising 20 metadata elements, developed by by the Québec Working Group on Standardization (GTN) of the Information and Communications Technology Sub-Committee (SCITC) of the Conference of Rectors and Principals of Québec Universities (CREPUQ).
		Dublin Core		Dublin Core has been created to provide a core set of elements that could be shared across disciplines or within any type of organization needing to organize and classify information. Note: Not all CanCore guidelines apply in the case of Dublin Core

	All Info	Everything
	Basic Info	Element explanations and vocabularies
	Tech Info	Technical notes and XML examples
	Semantic Info	Element explanations and extended guidelines