ISO/IEC JTC1/SC22/WG21 is a working group under the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC). It focuses on the development and maintenance of the C++ programming language standard. This group is responsible for ensuring that C++ evolves to meet the needs of developers and the industry. The working group consists of experts from various countries who collaborate to propose enhancements, address issues, and establish best practices for C++. Their work results in official standards that guide the implementation and usage of C++, promoting consistency and interoperability across different platforms and applications.