| 9911 | Common YANG Data TypesJ. Schönwälder, Ed. | Proposed Standard | December 2025 |
| 9810 | Internet X.509 Public Key Infrastructure -- Certificate Management Protocol (CMP)H. Brockhaus, D. von Oheimb, M. Ounsworth, J. Gray | Proposed Standard | July 2025 |
| 9728 | OAuth 2.0 Protected Resource MetadataM.B. Jones, P. Hunt, A. Parecki | Proposed Standard | April 2025 |
| 9676 | LEX: A Uniform Resource Name (URN) Namespace for Sources of LawP. Spinosa, E. Francesconi, C. Lupo | Informational | May 2025 |
| 9635 | Grant Negotiation and Authorization Protocol (GNAP)J. Richer, Ed., F. Imbault | Proposed Standard | October 2024 |
| 9620 | Guidelines for Human Rights Protocol and Architecture ConsiderationsG. Grover, N. ten Oever | Informational | September 2024 |
| 9559 | Matroska Media Container Format SpecificationS. Lhomme, M. Bunkus, D. Rice | Proposed Standard | October 2024 |
| 9555 | JSContact: Converting from and to vCardM. Loffredo, R. Stepanek | Proposed Standard | May 2024 |
| 9554 | vCard Format Extensions for JSContactR. Stepanek, M. Loffredo | Proposed Standard | May 2024 |
| 9553 | JSContact: A JSON Representation of Contact DataR. Stepanek, M. Loffredo | Proposed Standard | May 2024 |
| 9399 | Internet X.509 Public Key Infrastructure: Logotypes in X.509 CertificatesS. Santesson, R. Housley, T. Freeman, L. Rosenthol | Proposed Standard | May 2023 |
| 9393 | Concise Software Identification TagsH. Birkholz, J. Fitzgerald-McKay, C. Schmidt, D. Waltermire | Proposed Standard | June 2023 |
| 9290 | Concise Problem Details for Constrained Application Protocol (CoAP) APIsT. Fossati, C. Bormann | Proposed Standard | October 2022 |
| 9264 | Linkset: Media Types and a Link Relation Type for Link SetsE. Wilde, H. Van de Sompel | Proposed Standard | July 2022 |
| 9244 | Distributed Denial-of-Service Open Threat Signaling (DOTS) TelemetryM. Boucadair, Ed., T. Reddy.K, Ed., E. Doron, M. Chen, J. Shallow | Proposed Standard | June 2022 |
| 9167 | Registry Maintenance Notification for the Extensible Provisioning Protocol (EPP)T. Sattler, R. Carney, J. Kolker | Proposed Standard | December 2021 |
| 9116 | A File Format to Aid in Security Vulnerability DisclosureE. Foudil, Y. Shafranovich | Informational | April 2022 |
| 9110 | HTTP SemanticsR. Fielding, Ed., M. Nottingham, Ed., J. Reschke, Ed. | Internet Standard | June 2022 |
| 9083 | JSON Responses for the Registration Data Access Protocol (RDAP)S. Hollenbeck, A. Newton | Internet Standard | June 2021 |
| 8984 | JSCalendar: A JSON Representation of Calendar DataN. Jenkins, R. Stepanek | Proposed Standard | July 2021 |
| 8877 | Guidelines for Defining Packet TimestampsT. Mizrahi, J. Fabini, A. Morton | Informational | September 2020 |
| 8866 | SDP: Session Description ProtocolA. Begen, P. Kyzivat, C. Perkins, M. Handley | Proposed Standard | January 2021 |
| 8846 | An XML Schema for the Controlling Multiple Streams for Telepresence (CLUE) Data ModelR. Presta, S P. Romano | Proposed Standard | January 2021 |
| 8845 | Framework for Telepresence Multi-StreamsM. Duckworth, Ed., A. Pepperell, S. Wenger | Proposed Standard | January 2021 |
| 8794 | Extensible Binary Meta LanguageS. Lhomme, D. Rice, M. Bunkus | Proposed Standard | July 2020 |
| 8753 | Internationalized Domain Names for Applications (IDNA) Review for New Unicode VersionsJ. Klensin, P. Fältström | Proposed Standard | April 2020 |
| 8748 | Registry Fee Extension for the Extensible Provisioning Protocol (EPP)R. Carney, G. Brown, J. Frakes | Proposed Standard | March 2020 |
| 8543 | Extensible Provisioning Protocol (EPP) Organization MappingL. Zhou, N. Kong, J. Yao, J. Gould, G. Zhou | Proposed Standard | March 2019 |
| 8414 | OAuth 2.0 Authorization Server MetadataM. Jones, N. Sakimura, J. Bradley | Proposed Standard | June 2018 |
| 8373 | Negotiating Human Language in Real-Time CommunicationsR. Gellens | Proposed Standard | May 2018 |
| 8334 | Launch Phase Mapping for the Extensible Provisioning Protocol (EPP)J. Gould, W. Tan, G. Brown | Proposed Standard | March 2018 |
| 8288 | Web LinkingM. Nottingham | Proposed Standard | October 2017 |
| 8280 | Research into Human Rights Protocol ConsiderationsN. ten Oever, C. Cath | Informational | October 2017 |
| 8255 | Multiple Language Content TypeN. Tomkinson, N. Borenstein | Proposed Standard | October 2017 |
| 8216 | HTTP Live StreamingR. Pantos, Ed., W. May | Informational | August 2017 |
| 8187 | Indicating Character Encoding and Language for HTTP Header Field ParametersJ. Reschke | Proposed Standard | September 2017 |
| 8040 | RESTCONF ProtocolA. Bierman, M. Bjorklund, K. Watsen | Proposed Standard | January 2017 |
| 8011 | Internet Printing Protocol/1.1: Model and SemanticsM. Sweet, I. McDonald | Internet Standard | January 2017 |
| 7992 | HTML Format for RFCsJ. Hildebrand, Ed., P. Hoffman | Informational | December 2016 |
| 7970 | The Incident Object Description Exchange Format Version 2R. Danyliw | Proposed Standard | November 2016 |
| 7940 | Representing Label Generation Rulesets Using XMLK. Davies, A. Freytag | Proposed Standard | August 2016 |
| 7877 | Session Peering Provisioning Framework (SPPF)K. Cartwright, V. Bhatia, S. Ali, D. Schwartz | Proposed Standard | August 2016 |
| 7852 | Additional Data Related to an Emergency CallR. Gellens, B. Rosen, H. Tschofenig, R. Marshall, J. Winterbottom | Proposed Standard | July 2016 |
| 7826 | Real-Time Streaming Protocol Version 2.0H. Schulzrinne, A. Rao, R. Lanphier, M. Westerlund, M. Stiemerling, Ed. | Proposed Standard | December 2016 |
| 7790 | Mapping Characters for Classes of the Preparation, Enforcement, and Comparison of Internationalized Strings (PRECIS)Y. Yoneya, T. Nemoto | Informational | February 2016 |
| 7643 | System for Cross-domain Identity Management: Core SchemaP. Hunt, Ed., K. Grizzle, E. Wahlstroem, C. Mortimore | Proposed Standard | September 2015 |
| 7612 | Lightweight Directory Access Protocol (LDAP): Schema for Printer ServicesP. Fleming, I. McDonald | Informational | June 2015 |
| 7591 | OAuth 2.0 Dynamic Client Registration ProtocolJ. Richer, Ed., M. Jones, J. Bradley, M. Machulak, P. Hunt | Proposed Standard | July 2015 |
| 7483 | JSON Responses for the Registration Data Access Protocol (RDAP)A. Newton, S. Hollenbeck · obsoleted by RFC 9083 | Proposed Standard | March 2015 |
| 7231 | Hypertext Transfer Protocol (HTTP/1.1): Semantics and ContentR. Fielding, Ed., J. Reschke, Ed. · obsoleted by RFC 9110 | Proposed Standard | June 2014 |
| 7095 | jCard: The JSON Format for vCardP. Kewisch | Proposed Standard | January 2014 |
| 7033 | WebFingerP. Jones, G. Salgueiro, M. Jones, J. Smarr | Proposed Standard | September 2013 |
| 6856 | Post Office Protocol Version 3 (POP3) Support for UTF-8R. Gellens, C. Newman, J. Yao, K. Fujiwara | Proposed Standard | March 2013 |
| 6787 | Media Resource Control Protocol Version 2 (MRCPv2)D. Burnett, S. Shanmugham | Proposed Standard | November 2012 |
| 6690 | Constrained RESTful Environments (CoRE) Link FormatZ. Shelby | Proposed Standard | August 2012 |
| 6678 | Requirements for a Tunnel-Based Extensible Authentication Protocol (EAP) MethodK. Hoeper, S. Hanna, H. Zhou, J. Salowey, Ed. | Informational | July 2012 |
| 6648 | Deprecating the "X-" Prefix and Similar Constructs in Application ProtocolsP. Saint-Andre, D. Crocker, M. Nottingham | Best Current Practice | June 2012 |
| 6545 | Real-time Inter-network Defense (RID)K. Moriarty | Proposed Standard | April 2012 |
| 6533 | Internationalized Delivery Status and Disposition NotificationsT. Hansen, Ed., C. Newman, A. Melnikov | Proposed Standard | February 2012 |
| 6505 | A Mixer Control Package for the Media Control Channel FrameworkS. McGlashan, T. Melanchuk, C. Boulton | Proposed Standard | March 2012 |
| 6501 | Conference Information Data Model for Centralized Conferencing (XCON)O. Novo, G. Camarillo, D. Morgan, J. Urpalainen | Proposed Standard | March 2012 |
| 6497 | BCP 47 Extension T - Transformed ContentM. Davis, A. Phillips, Y. Umaoka, C. Falk | Informational | February 2012 |
| 6365 | Terminology Used in Internationalization in the IETFP. Hoffman, J. Klensin | Best Current Practice | September 2011 |
| 6350 | vCard Format SpecificationS. Perreault | Proposed Standard | August 2011 |
| 6320 | Protocol for Access Node Control Mechanism in Broadband NetworksS. Wadhwa, J. Moisand, T. Haag, N. Voigt, T. Taylor, Ed. | Proposed Standard | October 2011 |
| 6231 | An Interactive Voice Response (IVR) Control Package for the Media Control Channel FrameworkS. McGlashan, T. Melanchuk, C. Boulton | Proposed Standard | May 2011 |
| 6170 | Internet X.509 Public Key Infrastructure -- Certificate ImageS. Santesson, R. Housley, S. Bajaj, L. Rosenthol · obsoleted by RFC 9399 | Proposed Standard | May 2011 |
| 6120 | Extensible Messaging and Presence Protocol (XMPP): CoreP. Saint-Andre | Proposed Standard | March 2011 |
| 6067 | BCP 47 Extension UM. Davis, A. Phillips, Y. Umaoka | Informational | December 2010 |
| 6031 | Cryptographic Message Syntax (CMS) Symmetric Key Package Content TypeS. Turner, R. Housley | Proposed Standard | December 2010 |
| 6030 | Portable Symmetric Key Container (PSKC)P. Hoyer, M. Pei, S. Machani | Proposed Standard | October 2010 |
| 5988 | Web LinkingM. Nottingham · obsoleted by RFC 8288 | Proposed Standard | October 2010 |
| 5987 | Character Set and Language Encoding for Hypertext Transfer Protocol (HTTP) Header Field ParametersJ. Reschke · obsoleted by RFC 8187 | Historic | August 2010 |
| 5985 | HTTP-Enabled Location Delivery (HELD)M. Barnes, Ed. | Proposed Standard | September 2010 |
| 5914 | Trust Anchor FormatR. Housley, S. Ashmore, C. Wallace | Proposed Standard | June 2010 |
| 5854 | The Metalink Download Description FormatA. Bryan, T. Tsujikawa, N. McNab, P. Poeml | Proposed Standard | June 2010 |
| 5804 | A Protocol for Remotely Managing Sieve ScriptsA. Melnikov, Ed., T. Martin | Proposed Standard | July 2010 |
| 5793 | PB-TNC: A Posture Broker (PB) Protocol Compatible with Trusted Network Connect (TNC)R. Sahita, S. Hanna, R. Hurst, K. Narayan | Proposed Standard | March 2010 |
| 5792 | PA-TNC: A Posture Attribute (PA) Protocol Compatible with Trusted Network Connect (TNC)P. Sangster, K. Narayan | Proposed Standard | March 2010 |
| 5721 | POP3 Support for UTF-8R. Gellens, C. Newman · obsoleted by RFC 6856 | Experimental | February 2010 |
| 5698 | Data Structure for the Security Suitability of Cryptographic Algorithms (DSSC)T. Kunz, S. Okunick, U. Pordesch | Proposed Standard | November 2009 |
| 5645 | Update to the Language Subtag RegistryD. Ewell, Ed. | Informational | September 2009 |
| 5545 | Internet Calendaring and Scheduling Core Object Specification (iCalendar)B. Desruisseaux, Ed. | Proposed Standard | September 2009 |
| 5456 | IAX: Inter-Asterisk eXchange Version 2M. Spencer, B. Capouch, E. Guy, Ed., F. Miller, K. Shumard | Informational | February 2010 |