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Apache POI - Related Projects


This page lists other projects that you might find interesting when working with documents of various types. Suggestions for additional links are welcome, however please note that we only list open source projects here. Commercial applications can provide case studies if they want to show their support for POI.

Apache projects

Apache Tika

Apache Tika is a toolkit which detects and extracts metadata and text from over a thousand different file types.

Apache incubating projects

Apache Corinthia (incubating)

Apache Corinthia (incubating) is a toolkit/application written in C++ for converting between and editing common office file formats, with an initial focus on word processing.

Apache ODF Toolkit (incubating)

Apache ODF Toolkit (incubating) is a set of Java modules that allow programmatic creation, scanning and manipulation of OpenDocument Format (ISO/IEC 26300 == ODF) documents.

Other projects


Jackcess is a pure Java library for reading from and writing to MS Access databases available under Apache License 2.0.


poi-mail-merge is a small tool to automate mail-merges, i.e. replacing strings in a template Microsoft Word file multiple times with data from a list of replacements provided as Excel/CSV data. Available under the BSD 2-Clause License.


poi-visio is a Java library that loads Visio OOXML (vsdx) files and creates an in-memory data structure that allows full access to the contents of the document. There is built-in support for easily traversing the content of the document in a structured way, and can render pages to simplified PNG files, or other backends supported by Java AWT. Currently the library only operates in read-only mode, but its design does not exclude being able to modify existing documents or creating new documents. Available under the Apache License, Version 2.0.


poi-visio-graph is a Java library that loads Visio OOXML (vsdx) files using the poi-visio library and creates an in-memory graph structure from the objects present on the page. It utilizes user-specified connection points and also performs analysis to infer logical visual connection points between the objects on each page. One possible use of this library is to create a network diagram from a Visio document. Available under the Apache License, Version 2.0.


NPOI is a .NET version of Apache POI available under Apache License 2.0.

Vaadin Spreadsheet

Vaadin Spreadsheet is a UI component add-on for Vaadin 7 which provides means to view and edit Excel spreadsheets in Vaadin applications. Available under the Commercial Vaadin Add-on License version 3 (CVALv3).

by Dominik Stadler