Open Source Java Spreadsheet Software

Technical analysis library with indicators like ADX, MACD, RSI, Stochastic, TRIX... includes also candlestick pattern recognition. Useful for trading application developpers using either Excel, .NET, Mono, Java, Perl or C/C++.

JExcelApi is a java library which provides the ability to read, write, and modify Microsoft Excel spreadsheets. This project mirrors the files on http://www.jexcelapi.org, which has been known to go down on occasion.

Java CSV is a small fast open source Java library for reading and writing CSV and plain delimited text files. All kinds of CSV files can be handled, text qualified, Excel formatted, etc.

The PalOOCa Project offers a fast, flexible and intuitive Office-based Business Intelligence solution based on Jedox. It provides an extension for OpenOffice.org Calc which allows both, read and write, access to data from within the Jedox OLAP Server via Calc. If used together with the Open Source Jedox/Palo OLAP Server it completes the Open Source MOLAP-Stack for Business Intelligence. Additionally to Jedox OLAP it is also (read-only) compatible to (almost) all OLAP servers supporting XMLA. Intended audiences are: - scientific research & teaching - financial analysis & controlling Consult the FAQ in the Wiki.

Bean Sheet is an interpreted Java spreadsheet. At its core is Bean Shell, an open source Java interpreter. The potential of marrying a Java interpreter with a spreadsheet allows a single document to be a powerful application in its own right.

An Excel addin and server framework for implementing remote excel user-defined functions (UDFs). This framework is designed to provide a centralised warehouse of functions for Excel users (eg. within an organisation).

Xelem is a compact Java-library to read and write Excel files of type SpreadsheetML. It can produce sophisticated, intricate and complex spreadsheets from within any Java program. And, since the release of xelem.2.0, it can read xml-spreadsheets.

Java tool that takes a source and a compare file as input and then generates following files if any differences are encountered: -Source file with differences marked and -Compare file with differences marked -Difference dump file containg all locations of differences, src value, compare value

This program converts, compares, merges, normalizes, and refactors data to and from disparate sources (CSV, Excel, and any JDBC/ODBC database) for use in a Java program.

MicroCalc, a J2ME spreadsheet (midlet), for java enabled handsets, phones, PDA.

ZK Spreadsheet is an open source embeddable web-based online spreadsheet that delivers the rich functionality of Excel within browsers using pure Java. (Moved to http://code.google.com/p/zkspreadsheet/ since ZK Spreadsheet 2.0)

AutoSpreadsheet is a programmable macro tool for .xls format spreadsheets. It is ideal for situations when you have to perform a repetitive series of operations on a spreadsheet with a known layout but with arbitrary data.

A small tool for converting between the various formats that online banks provide their statements in.

Connla is a Java library for creating data collections which can be exported to TXT, CSV, HTML, XHTML, XML, PDF and XLS formats.

DocsFree is the first and only open source java-based Docs App Server. DocsFree is offered as an alternative to proprietary Docs solutions MS Office Online and Sharepoint, as well as to proprietary Docs SaaS offerings such as Google Docs.

You want to render an Excel file inside web browsers and allow users to edit information in cells... Workbook Tag has been designed to simplify this scenario. MSOffice is not required ! Ajax interact with server (Excel, Editor, Tag, HTML Converter, JSP)

Do you have a haystack (legacy) of Excel files that reference each other and you can't see clear anymore? This tools crawls Excel files and builds up a visual graph. It shows which files might be outdated because they reference a file which was modified more recently. The graph is dynamic, you can choose between different layout algorithms and rearrange by hand. Allows you to quickly open the file, dump the graph, dump all links within a file, highlight all the cells that reference other excel files. This tool was intended for internal use but made available here on SF. Time for support is limited

convert XML to Excel file tool. Use XSLT and Xpath in XLS file, convert xml file to XLS file. You can defined format in XLS file, and write xslt in XLS file.

Expr4J aims to provide a general purpose expression parser, which is also compatible with Microsoft Excel. It will provide an implementation of the built in functions in MS Excel as well as a calculation engine.

FIX Agora is a peer-to-peer OTC trading network for financial institutions with an integrated order management system. The application can act as buy side and sell side. FIX Agora supports indicative quoting, multi inquiries and processing of order requests. It is equipped with multiuser spreadsheets for price calculations as market maker. FIX Agora ships with the option for exporting trade reports into Excel® sheets and SAP® Financial Supply Chain Management (requires SAP® JCO). The application is client/server based, modular and extensible. FIX Agora is working with the Financial Information eXchange ("FIX") protocol. The FIX protocol is an industry driven standard for the electronic communication of trade related messages, released and maintained by FIX Protocol, Ltd. FIX Agora is a 100% Java open source implementation running on Windows, Linux/UNIX and Mac OS (client only). It requires Oracle® JRE version of 1.6 or higher.

The application can be used for administrating all costs around your vehicle, you're able to add your tankfill and several special payments as insurance and motor vehicle tax. It will able to generate different statistics and reports.

HSSFTemplates is a Servlet based template processor built around the Jakarta POI project. It has been moved to the Carbon Five Open Source project where its been renamed SST.

A tool to query arrays in memory using SQL. It groups the arrays in tables and returns arrays as result set. It can be used in spreadsheets, as a script language library and everywhere is needed an interactive tool to query data in memory.

JFormulaEngine is a formula engine that runs spreadsheet-style formulas in any context. The function library is fully extensible and the engine can resolve variable names to any context, such as a CMS or spreadsheet, that is supported by JFormulaEngine.

JXLL provides a java library for interacting with Excel Addins (XLLs). It allows the user to load addins and invoke functions.