These applications typically fall into several categories:

1. IT Service Management (ITSM): This is one of the core functionalities of ServiceNow, where applications are designed to manage and deliver IT services within an organization. Common ITSM applications include Incident Management, Problem Management, Change Management, and Service Catalog.

2. IT Operations Management (ITOM): These applications focus on the operational aspects of IT, such as Cloud Management, Service Mapping, and Discovery. They help in overseeing and optimizing IT infrastructure, ensuring that IT services are delivered efficiently.

3. IT Business Management (ITBM): ITBM applications help align IT objectives with business goals. They include Project Portfolio Management, Agile Development, and Application Portfolio Management, facilitating better planning, execution, and tracking of IT projects and resources.

4. Security Operations (SecOps): These applications are designed to respond to security incidents and vulnerabilities. They integrate security data and processes for faster threat detection and response.

5. Customer Service Management (CSM): CSM applications help manage and improve the customer service experience. They include tools for case management, customer service portals, and field service management.

6. Custom Applications: One of the strengths of ServiceNow is its flexibility in allowing organizations to build custom applications tailored to their specific needs. These can range from simple workflow applications to complex integrated systems.

7. Performance Analytics: Applications for analytics and reporting, providing insights into various processes and operations within the organization.

8. GRC (Governance, Risk, and Compliance): These applications help manage corporate governance, risk management, and compliance with regulations.