Klocwork is a static code analysis tool used during the software development process to detect coding errors and potential security vulnerabilities. It is highly configurable and supports a variety of programming languages such as C, C++, Java, and C#. Klocwork is designed to improve code quality, reduce the risk of security breaches, and increase developer productivity. It is used by many organizations in industries such as automotive, aerospace, and healthcare to ensure the quality and security of their software products.