PDFKit
PDFKit is a JavaScript library for generating PDF documents in Node.js and the browser. It provides a high-level API for creating PDFs with text, images, vector graphics, and annotations, making it easy to programmatically produce complex documents. The library is widely used for server-side PDF generation in web applications, reports, invoices, and other document automation tasks.
Developers should learn PDFKit when they need to generate PDFs dynamically in JavaScript-based applications, such as creating invoices, reports, or certificates on-the-fly. It's particularly useful in Node.js backends for web apps where PDF output is required, as it offers fine-grained control over document layout and content without relying on external services. Use cases include e-commerce platforms generating order summaries, educational apps producing certificates, or business tools creating custom reports.