For the current relationship of this specification to others, see this specification group: Voice.
| 2004-03-16 | Voice Extensible Markup Language (VoiceXML) Version 2.0 Recommendation |
| 2004-02-03 | Proposed Recommendation |
| 2003-02-20 | Candidate Recommendation |
| 2003-01-28 | Candidate Recommendation |
| 2002-04-24 | Last Call Working Draft |
| 2001-10-23 | First Public Draft |