The Developer Productivity Checklist is a comprehensive set of best practices to help developers increase their productivity. It outlines the key factors for success, such as setting goals, tracking progress, optimizing workflow, and maintaining good coding habits. It also gives recommendations for tools and processes that can help developers stay organized and productive. Additionally, the checklist covers topics such as designing and building effective applications, debugging and optimizing code, and testing and deploying applications. By following the checklist, developers can improve their productivity and create high quality code.