XEP	Supported Version	Notes
XEP-0012 Last Activity	2.0
XEP-0027 Current Jabber OpenPGP Usage	1.3
XEP-0030 Service Discovery
XEP-0045 Multi-User Chat
XEP-0048 Bookmarks	1.0
XEP-0050 Ad-Hoc Commands	1.2.1	Since 0.6.0. No multi-step yet
XEP-0060 Publish-Subscribe	1.15.8	Since 0.7.0. Used for OMEMO.
XEP-0085 Chat State Notifications	2.1
XEP-0091 Legacy Delayed Delivery	1.4
XEP-0092 Software Version	1.1
XEP-0115 Entity Capabilities
XEP-0160 Best Practices for Handling Offline Messages	1.0.1
XEP-0184 Message Delivery Receipts	1.2
XEP-0191 Blocking Command	1.3
XEP-0199 XMPP Ping	2.0.1
XEP-0203 Delayed Delivery	2.0
XEP-0245 The /me Command	1.0
XEP-0249 Direct MUC Invitations	1.0
XEP-0256 Last Activity in Presence	1.1
XEP-0280 Message Carbons	0.12.1
XEP-0308 Last Message Correction	1.1.0	Since 0.9.0.
XEP-0359 Unique and Stable Stanza IDs	0.6.0	Since 0.8.0. Only No yet.
XEP-0363 HTTP File Upload	0.9.0
XEP-0364 Current Off-the-Record Messaging Usage	0.3.1
XEP-0374 OpenPGP for XMPP Instant Messaging	0.2.0	Only in development version.
XEP-0384 OMEMO Encryption	0.3.0	Since 0.7.0
XEP-0392 Consistent Color Generation	0.7.0	Since 0.8.0