What is a group of Websites called?

A group of websites is commonly called a Catalog. Other collective nouns you may see include Network and Portal.

Collective nouns for websites refer to a specific terminology used to categorize and collectively describe multiple websites or online platforms that share a common characteristic or purpose. These nouns are employed to simplify communication and facilitate discussions related to the vast digital landscape. One commonly used collective noun is "web," which encompasses a group of interconnected and publicly accessible websites that form a complex network of information and resources. It represents the entire web-based infrastructure and internet presence as a whole. Another collective noun often used is "portal," which denotes a group of websites or webpages that centralize various services, information, or resources, typically organized around a specific topic or theme. Portals serve as gateways, providing users with a consolidated access point to numerous related online destinations. "Network" is another collective noun used to describe a group of interconnected websites that share a common purpose, such as sharing information or collaborating on a specific project. This term emphasizes connectivity and cooperation among websites. "Directory" refers to a collection of websites organized according to specific categories or topics, typically providing an extensive list or index of various web addresses. It acts as a comprehensive reference resource to locating relevant sites based on their subject matter. Additionally, the collective noun "community" is often employed to indicate a collection of websites that revolve around user-generated content and interactions. These sites provide platforms for individuals to connect, exchange ideas, and engage in discussions, fostering a sense of belonging and collaboration. Collective nouns for websites play a crucial role in articulating the relationships and characteristics that define the digital landscape, enhancing communication and facilitating a deeper understanding of the online ecosystem.