Calendaring and Scheduling Standards Simplification (calsify)
Cross Registry Information Service Protocol (crisp)
Email Address Internationalization (eai)
Internet Message Access Protocol Extension (imapext)
Enhancements to Internet email to support diverse service environments (lemonade)
Sieve Mail Filtering Language (sieve)
Widget Description Exchange Service (widex)
Groups that did not meet at IETF 65
Atom Publishing Format and Protocol (atompub)
Language Tag Registry Update (ltru)
Open Pluggable Edge Services (opes)
Usenet Article Standard Update (usefor)
WWW Distributed Authoring and Versioning (webdav)