Title: Vysper Standards Supported
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# Standards Supported

| Specification | Status | Comment |
|---|---|---|
| [RFC 3920 XMPP Core](http://www.ietf.org/rfc/rfc3920.txt) | Complete |   |
| [RFC 3921 XMPP Instant Messaging and Presence](http://www.ietf.org/rfc/rfc3921.txt) | 80% |   |
| [XEP-0004 Data Forms](http://xmpp.org/extensions/xep-0004.html) | Complete | |
| [XEP-0030 Service Discovery](http://xmpp.org/extensions/xep-0030.html) | Complete | |
| [XEP-0045 Multi-User Chat](http://xmpp.org/extensions/xep-0045.html) | 80% | |
| [XEP-0049 Private XML Storage](http://xmpp.org/extensions/xep-0029.html) | Complete | |
| [XEP-0050 Ad-Hoc Commands](http://xmpp.org/extensions/xep-0050.html) | Complete | |
| [XEP-0054 vcard-temp](http://xmpp.org/extensions/xep-0054.html) | Complete | |
| [XEP-0060 Publish-Subscribe](http://xmpp.org/extensions/xep-0060.html)  | Complete | |
| [XEP-0065 SOCKS5 Bytestreams](http://xmpp.org/extensions/xep-0065.html)  | Complete | The optional UDP support not implemented |
| [XEP-0077 In-band registration](http://xmpp.org/extensions/xep-0077.html) | 80% | Canceling existing registration not supported |
| [XEP-0082 XMPP Date and Time Profiles](http://xmpp.org/extensions/xep-0082.html) | Complete | |
| [XEP-0092 Software Version](http://xmpp.org/extensions/xep-0092.html) | Complete | |
| [XEP-0124 Bidirectional-streams Over Synchronous HTTP (BOSH)](http://xmpp.org/extensions/xep-0124.html) | Complete | |
| [XEP-0133 Service Administration](http://xmpp.org/extensions/xep-0133.html) | 40% | |
| [XEP-0185 Dialback Key Generation and Validation](http://xmpp.org/extensions/xep-0185.html) | Complete | |
| [XEP-0199 XMPP Ping](http://xmpp.org/extensions/xep-0199.html) | Complete | |
| [XEP-0202 Entity Time](http://xmpp.org/extensions/xep-0202.html) | Complete | |
| [XEP-0206 XMPP Over BOSH](http://xmpp.org/extensions/xep-0206.html) | Complete | |
| [XEP-0220 Server Dialback](http://xmpp.org/extensions/xep-0220.html) | Complete | |
| [XEP-0220 Server Dialback](http://xmpp.org/extensions/xep-0220.html) | Complete | |
| [An XMPP Sub-protocol for WebSocket](http://tools.ietf.org/html/draft-moffitt-xmpp-over-websocket-00 ) | Complete | |