ASP.NET Zero is a popular open-source application framework for building modern web applications using the ASP.NET Core and Angular frameworks. It is designed to help developers create scalable, modular, and maintainable applications quickly and efficiently.
ASP.NET Zero is often used by developers who want to build enterprise-level applications, such as customer relationship management (CRM) systems, content management systems (CMS), and e-commerce platforms. It is also a popular choice for building software-as-a-service (SaaS) applications, due to its support for multi-tenancy.