Software quality metrics are quantifiable measures used to assess various aspects of software performance and quality during the development and testing stages. These metrics help teams monitor the effectiveness of their testing efforts, improve software reliability, and ensure that the final product meets the desired standards. Quality metrics can be applied across various stages of the software development lifecycle, from the initial design phase to the final testing and maintenance stages. https://testomat.io/blog/guide-to-the-basics-of-software-testing-quality-metrics/