WG21 in Stockholm, Sweden, in July 1996
Photo by Jonathan Schilling.

// about wg21.org

WG21.org is a volunteer effort to make information from WG21, the ISO working group responsible for the C++ Programming Language standard (ISO/IEC 14882), easily accessible to the public. WG21 formed in 1990–91 under JTC1/SC22, it operates with delegates from over 20 national bodies and produces the specification used by systems programmers worldwide.1

20+ nations
15 active SGs
889 papers
isocpp.org
// site highlights

ENHANCED MAILINGS

Browse

A cleaner, searchable view of the WG21 mailing. Filter by working group, navigate between months, and download per-room reports. The papers themselves remain hosted on the official WG21 site. We just make browsing easier.

Live now

C++ ALLIANCE

WG21.org Independent Tools
by the C++ Alliance

Every developer deserves world-class tools and education. Every critical system deserves secure code. Every brilliant idea deserves the resources to become reality.

This is what we do, we build.

// recent papers
PAPER TITLE AUDIENCE DATE
n5061 2026-11 Pre-Buzios WG21 admin telecon WG21 2026-11-02
p0085r4 Oo... adding a coherent character sequence to begin octal-literals CWGLWG 2026-10-13
p0260r22 C++ Concurrent Queues LEWGLWG 2026-10-23
p0917r4 Making operator?: overloadable EWG 2026-10-23
p1219r3 Homogeneous variadic function parameters EWG 2026-10-22
read more
// standards track
  1. C++98
  2. C++03
  3. C++11
  4. C++14
  5. C++17
  6. C++20
  7. C++23
  8. C++26
  9. C++29

triennial release cadence · C++29 working draft in progress · ISO/IEC 14882