Developed and delivered a standalone PDFKit module for the DefinitelyTyped repository, focusing on enhancing modularity and integration flexibility for TypeScript projects. The work involved creating a lightweight version of PDFKit typings, allowing developers to integrate PDFKit functionality without importing the entire library, which is particularly beneficial for projects with strict bundle size requirements. This feature was implemented through careful module development and library integration, ensuring compatibility with existing TypeScript workflows. The contribution was merged following collaborative review with maintainers, streamlining downstream adoption and improving the developer experience for those relying on precise and efficient PDFKit type definitions.