How to Convert DOCX to PDF in Spring Boot Using docx4j (Open‑Source Solution)
The article explains how to implement a pure‑Java DOCX‑to‑PDF conversion service in Spring Boot with docx4j, compares it against alternatives such as Apache POI+iText, LibreOffice+JODConverter and Aspose.Words, and provides step‑by‑step code for Maven dependencies, a utility class with font mapping to avoid Chinese garbling, a controller endpoint, and platform‑specific font‑installation fixes for Windows and Linux.
