Welcome to the home of

JTC1/SC22/WG21 - The C++ Standards Committee - ISOCPP

News 2024-12-17: The deadline for the 2025-01 pre-Hagenberg mailing is 2025-01-13 16:00 UTC
News 2024-12-17: The 2024-12 post-Wrocław mailing is available (31000 kB tar.gz), individual papers
News 2024-10-16: The 2024-10 pre-Wrocław mailing is available (33000 kB tar.gz), individual papers
News 2024-09-17: The 2024-09 mailing is available (7000 kB tar.gz), individual papers
News 2024-08-15: The 2024-08 mailing is available (13000 kB tar.gz), individual papers
News 2024-07-22: The C++ Standard Core Issues List (Revision 115) is available (.zip)
News 2024-07-16: The 2024-07 post-St. Louis mailing is available (20000 kB tar.gz), individual papers
News 2024-05-22: The 2024-05 pre-St. Louis mailing is available (15000 kB tar.gz), individual papers
News 2024-05-10: The C++ Standard Core Issues List (Revision 114) is available (.zip)
News 2024-04-16: The 2024-04 post-Tokyo mailing is available (32000 kB tar.gz), individual papers
News 2024-02-15: The 2024-02 pre-Tokyo mailing is available (13000 kB tar.gz), individual papers
News 2024-01-16: The 2024-01 mailing is available (4000 kB tar.gz), individual papers
News 2023-12-22: The C++ Standard Core Issues List (Revision 113) is available (.zip)
News 2023-12-18: The 2023-12 mailing is available (22000 kB tar.gz), individual papers
News 2023-10-15: The 2023-10 mailing is available (18000 kB tar.gz), individual papers
News 2023-09-17: The 2023-09 mailing is available (5000 kB tar.gz), individual papers
News 2023-08-22: The 2023-08 mailing is available (12000 kB tar.gz), individual papers
News 2023-08-19: The C++ Standard Core Issues List (Revision 112) is available (.zip)
News 2023-07-20: The 2023-07 mailing is available (19000 kB tar.gz), .zip 19000 kB), individual papers
News 2023-06-09: The C++ Standard library Issues List (Revision 124 is available (.zip)
News 2023-05-25: The 2023-05 mailing is available (20000 kB tar.gz), .zip 20000 kB), individual papers
News 2023-04-02: The 2023-04 mailing is available (11000 kB tar.gz), .zip 11000 kB), individual papers
News 2023-03-24: The C++ Standard Core Issues List (Revision 111) is available (.zip)
News 2023-02-20: The 2023-02 mailing is available (11000 kB tar.gz), .zip 11000 kB), individual papers
News 2023-01-15: The 2023-01 mailing is available (28000 kB tar.gz), .zip 20000 kB), individual papers
News 2022-12-04: The 2022-11 mailing is available (8800 kB tar.gz), .zip 8800 kB), individual papers

ISO/IEC JTC1/SC22/WG21 is the international standardization working group for the programming language C++.

Published standards and technical reports include:

ISO/IEC 14882:2017 Programming Language C++ - draft
ISO/IEC TR 18015:2006 Technical Report on C++ Performance - draft TR
ISO/IEC TR 24733:2011 Information technology - Extensions for the programming language C++ to support decimal floating-point arithmetic
ISO/IEC TR 19768:2007 Information technology - Technical Report on C++ Library Extensions
ISO/IEC 29124:2010 Information technology - Extensions to the C++ Library to support mathematical special functions
ISO 18446:2013 Technical Specification for C++ Extensions for Transactional Memory
ISO/IEC TS 19217:2015 Information technology - C++ Extensions for concepts

Work on projects and their milestones include:

Other information:

Working draft - of the next standard
isocpp.org - Some further information on C++ standardization
wg21.link - WG21 redirect service
C++ Standard Core Issues List
C++ Standard Core Language Issues List
C++ Standard Library Issues List
C++ Standard Library Issues List
C++ Standard Evolution Issues List
WG papers
WG mailings
File System TS Issues List
ISO terminology standard ISO/IEC 2382
WG21 business plan and convener's report 2011
Information on past and future WG meetings
Contacts: membership, liaisons and related work
ISO/IEC TR 24772 Information technology -- Programming languages -- Guidance to avoiding vulnerabilities in programming languages through language selection and use
WG internal information (For members of the C++ standardization committee)

If you want further information, or want to participate, please contact your national member body or one of the contact addresses of the WG.

This page is sponsored by DTU. HTML design by Keld Simonsen. Comments welcome!