We use several standard and experimental XEPs throughout Kontalk.
- XEP-0012: Last Activity
- XEP-0033: Extended Stanza Addressing
- XEP-0066: Out of Band Data
- XEP-0085: Chat State Notifications
- XEP-0184: Message Delivery Receipts
- XEP-0191: Blocking Command
- XEP-0198: Stream Management
- XEP-0231: Bits of Binary
- XEP-0352: Client State Indication
- XEP-0363: HTTP File Upload
Future plans include: