Apache POI is the go-to Java library for developers who need to read, write, or modify Microsoft Office documents like Excel, Word, and PowerPoint. Managing these libraries manually can be complex due to numerous sub-components and dependencies, which is why using a build tool like is the industry standard for "downloading" and integrating these JAR files. Why Use Maven for Apache POI?
While you can download binary ZIP files directly from the Apache POI website , doing so requires you to manually manage every required JAR and its version. Maven simplifies this by: Required maven dependencies for Apache POI to work apache poi jar download maven