Zotero PDF Translate is a plugin for Zotero that enhances the research workflow by enabling in-app translation of PDFs, EPUBs, webpages, and associated metadata directly within the Zotero interface. It integrates seamlessly with Zotero’s document reader, allowing users to select text and instantly receive translations in a pop-up or side panel without leaving the application. The plugin supports a wide range of translation services, including both free and API-based providers, giving users flexibility in accuracy and performance. It also extends translation functionality to annotations, notes, titles, and abstracts, enabling comprehensive multilingual research management. Advanced features such as sentence-by-sentence translation, dictionary lookup, and multi-service comparison further enhance usability for academic work. The tool is highly customizable, allowing users to adjust interface behavior, translation settings, and shortcuts to match their workflow.