Smack Extensions Manual Current Extensions **Name** **XEP #** **Description** [Private Data](privatedata.md) [XEP-0049](http://www.xmpp.org/extensions/xep-0049.html) Manages private data. [XHTML Messages](xhtml.md) [XEP-0071](http://www.xmpp.org/extensions/xep-0071.html) Allows send and receiving formatted messages using XHTML. [Message Events](messageevents.md) [XEP-0022](http://www.xmpp.org/extensions/xep-0022.html) Requests and responds to message events. [Data Forms](dataforms.md) [XEP-0004](http://www.xmpp.org/extensions/xep-0004.html) Allows to gather data using Forms. [Multi User Chat](muc.md) [XEP-0045](http://www.xmpp.org/extensions/xep-0045.html) Allows configuration of, participation in, and administration of individual text-based conference rooms. [Roster Item Exchange](rosterexchange.md) [XEP-0093](http://www.xmpp.org/extensions/xep-0093.html) Allows roster data to be shared between users. [Time Exchange](time.md) [XEP-0090](http://www.xmpp.org/extensions/xep-0090.html) Allows local time information to be shared between users. [Group Chat Invitations](invitation.md) N/A Send invitations to other users to join a group chat room. [Service Discovery](disco.md) [XEP-0030](http://www.xmpp.org/extensions/xep-0030.html) Allows to discover services in XMPP entities. [File Transfer](filetransfer.md) [XEP-0096](http://www.xmpp.org/extensions/xep-0096.html) Transfer files between two users over XMPP. [PubSub](pubsub.md) [XEP-0060](http://www.xmpp.org/extensions/xep-0060.html) Generic publish and subscribe functionality. [Entity Capabilities](caps.md) [XEP-0115](http://www.xmpp.org/extensions/xep-0115.html) Broadcasting and dynamic discovery of entity capabilities. [Privacy Lists](privacy.md) [XEP-0016](http://www.xmpp.org/extensions/xep-0016.html) Enabling or disabling communication with other entities. [HTTP over XMPP transport](hoxt.md) [XEP-0332](http://www.xmpp.org/extensions/xep-0332.html) Allows to transport HTTP communication over XMPP peer-to-peer networks. [Jive Properties](properties.md) N/A TODO