| Version | Title | Publication Date | Comments | |
|---|---|---|---|---|
| http://schemas.dmtf.org/wbem/messageregistry/1/dsp0228_1.2.0.xsd | 1.2.0 | Message Registry XML Schema | 16 Dec 2011 | Standard |
| http://schemas.dmtf.org/wbem/messageregistry/1/dsp0228_1.1.0.xsd | 1.1.0 | Message Registry Schema | 16 Nov 2009 | Standard |
| http://schemas.dmtf.org/wbem/messageregistry/1/dsp0228_1.0.1.xsd | 1.0.1 | Message Registry Schema | 16 Nov 2009 | Standard |