(registered 2020-10-02, last updated 2020-10-02) Media type name: application Media subtype name: clr Required parameters: None Optional parameters: None Encoding considerations: binary Security considerations: See RFC 8259, section 12 [RFC8259] Interoperability considerations: None Published specification: https://www.imsglobal.org/spec/clr/v1p0/ Applications which use this media: CLR is used to exchange comprehensive learner records between applications. Fragment identifier considerations: None Restrictions on usage: None Additional information: 1. Deprecated alias names for this type: None 2. Magic number(s): Not applicable 3. File extension(s): .1clr 4. Macintosh file type code: TEXT 5. Object Identifiers: None General Comments: More information about the CLR standard including and implementation guide can be found at https://www.imsglobal.org/clr. Person to contact for further information: 1. Name: Andy Miller 2. Email: amiller&imsglobal.org Intended usage: Common CLR is used to exchange comprehensive learner records between applications. Author/Change controller: IMS Global Learning Consortium Inc.