Description: JavaScript application monitoring refers to the process of tracking the performance and health of applications developed in this language. This process is crucial to ensure that applications run efficiently and without interruptions, especially in production environments. Through various tools and techniques, developers can gain valuable insights into their applications’ behavior, including load times, errors, and resource usage. Cloud observability allows development and operations teams to have a comprehensive view of their applications, facilitating problem identification and performance optimization. Key features of monitoring include metric collection, log generation, and transaction tracing, enabling developers to understand how users interact with their applications. In a world where web applications are increasingly complex and interconnected, monitoring JavaScript applications has become essential for maintaining service quality and user satisfaction. Additionally, integration with cloud platforms allows for efficient scaling of monitoring, adapting to the changing needs of modern applications.