Apache POI, a project run by the Apache Software Foundation, and previously a sub-project of the Jakarta Project, provides pure Java libraries for reading and writing files in Microsoft Office formats, such as Word, PowerPoint and Excel.

This explanation – and those of the similar names for the various sub-projects – were removed from the official web pages in order to better market the tools to businesses who would not consider such humor appropriate.

The original authors (Andrew C. Oliver and Marc Johnson) also noted the existence of the Hawaiian poi dish, made of mashed taro root, which had similarly derogatory connotations.

[3] POI supports the ISO/IEC 29500:2008 Office Open XML file formats since version 3.5.

[6] The Apache POI project contains the following subcomponents (meaning of acronyms is taken from old documentation): The HSSF component is the most advanced feature of the library.