|[XEP-0004 Data Forms](https://xmpp.org/extensions/xep-0004.html)|2.9|-|✓
|[XEP-0027 Current Jabber OpenPGP Usage](https://xmpp.org/extensions/xep-0027.html)|1.3|[PGP Plugin](https://dev.gajim.org/gajim/gajim-plugins/wikis/pgpplugin)|✓
|[XEP-0030 Service Discovery](https://xmpp.org/extensions/xep-0030.html)|2.4|-|✓
|[XEP-0033 Extended Stanza Addressing](https://xmpp.org/extensions/xep-0033.html)|1.1|Used to send one message to several JIDs at the same time and to forward messages|Partial
|[XEP-0045 Multi-User Chat](https://xmpp.org/extensions/xep-0045.html)|1.31.2|All basics stuff is supported. Also, some more advanced features like invitations, creation of rooms, etc.|✓
|[XEP-0059 Result Set Management](https://xmpp.org/extensions/xep-0059.html)|1.0|Used by [XEP-0313 Message Archive Management](https://xmpp.org/extensions/xep-0313.html)|✓
|[XEP-0065 SOCKS5 Bytestreams](https://xmpp.org/extensions/xep-0065.html)|1.8|No handling of dstaddr attribute. Used for MUC, but exchanges real JID|Partial
|[XEP-0066 Out of Band Data](https://xmpp.org/extensions/xep-0066.html)|1.5|Support for URLs in messages|Partial
|[XEP-0070 Verifying HTTP Requests via XMPP](https://xmpp.org/extensions/xep-0070.html)|1.0|-|✓
|[XEP-0118 User Tune](https://xmpp.org/extensions/xep-0118.html)|1.2|-|✓
|[XEP-0144 Roster Item Exchange](https://xmpp.org/extensions/xep-0144.html)|1.0|Only the addition part is supported. Deletion or modification is not supported|Partial
|[XEP-0284 Shared XML Editing](https://xmpp.org/extensions/xep-0284.html)|0.1|[Whiteboard plugin](https://dev.gajim.org/gajim/gajim-plugins/wikis/WhiteboardPlugin)|✓
|[XEP-0297 Stanza Forwarding](https://xmpp.org/extensions/xep-0297.html)|0.3|Supported for [XEP-0313 Message Archive Management](https://xmpp.org/extensions/xep-0313.html)/[XEP-0280 Message Carbons](https://xmpp.org/extensions/xep-0280.html)|✓
|[XEP-0300 Use of Cryptographic Hash Functions in XMPP](https://xmpp.org/extensions/xep-0300.html)|0.3|Used by [XEP-0234 Jingle File Transfer](https://xmpp.org/extensions/xep-0234.html)|✓
|[XEP-0306 Extensible Status Conditions for Multi-User Chat](https://xmpp.org/extensions/xep-0306.html)|0.1|-|✓
|[XEP-0308 Last Message Correction](https://xmpp.org/extensions/xep-0308.html)|1.0|-|✓
|[XEP-0368 SRV records for XMPP over TLS](https://xmpp.org/extensions/xep-0368.html)|1.0.0|-|✓
|[XEP-0373 OpenPGP for XMPP](https://xmpp.org/extensions/xep-0373.html)|0.4.0|[OpenPGP Plugin](https://dev.gajim.org/gajim/gajim-plugins/wikis/OpenPGPplugin)|✓
|[XEP-0377 Spam Reporting](https://xmpp.org/extensions/xep-0377.html)|0.2|Basic Spam/Abuse reporting via XEP-0191|✓