1. ISO 9000 family: This series of standards deals with quality management systems and provides a framework for best practices in areas such as quality control, quality                            assurance,  and quality management. The most well-known standard in this series is ISO 9001, which is the international standard for quality management systems.

    2. ISO 14000 family: This series of standards deals with environmental management systems and provides a framework for best practices in areas such as environmental                          protection, energy efficiency, and sustainability. The most well-known standard in this series is ISO 14001, which is the international standard for environmental management              systems.

    3. ISO 18000 family: This series of standards deals with Occupational health and safety management systems and provides a framework for best practices in areas such as safety,            risk management, and emergency preparedness. The most well-known standard in this series is ISO 18001, which is the international standard for Occupational health and                  safety management systems.

    4. ISO 22000 family: This series of standards deals with Food safety management systems and provides a framework for best practices in areas such as food safety, quality, and              risk management. The most well-known standard in this series is ISO 22000, which is the international standard for Food safety management systems.

    5. ISO 27000 family: This series of standards deals with Information Security management systems and provides a framework for best practices in areas such as risk management,          access control, and incident management. The most well-known standard in this series is ISO 27001, which is the international standard for Information security management              systems.

    6. ISO 31000 family: This series of standards deals with Risk management and provides a framework for best practices in areas such as risk identification, assessment, and control.

    7. ISO 37000 family: This series of standards deals with the Governance of Organizations and provides a framework for best practices in areas such as corporate governance,                    internal control, and performance management.

These are just a few examples of the many ISO standards that exist. Each standard is developed through a consensus-based process that involves experts from relevant fields, industries, and countries. Organizations can obtain certification to these standards to demonstrate their commitment to quality, safety, and efficiency and gain a competitive advantage in the global marketplace.