The free and Open Source productivity suite
Free alternative for Office productivity tools: Apache OpenOffice - formerly known as OpenOffice.org - is an open-source office productivity software suite containing word processor, spreadsheet, presentation, graphics, formula editor, and database management applications. OpenOffice is available in many languages, works on all common computers, stores data in ODF - the international open standard format - and is able to read and write files in other formats, included the format used by the most common office suite packages. OpenOffice is also able to export files in PDF format. OpenOffice has supported extensions, in a similar manner to Mozilla Firefox, making easy to add new functionality to an existing OpenOffice installation.
Small, fast Java library for reading and writing CSV files
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.
C++/C library to construct Excel .xls files in code.
A multiplatform C++ library for dynamic generation of Excel .xls files containing multiple worksheets. Unlike .csv files, these can be directly opened by Excel and thus provide an excellent way to output large data sets that require further analysis. To see the latest changes, select "Files" and view the README text displayed at the bottom of that pane. IMPORTANT: Major changes are contained in the current SVN source. If you have time please try to use it or the xlslib-package-2.4.0b1.zip archive, and enter bug reports on any problems! Changes: - library specific strings now in their own namespace - iOS Objective-C library - most project files updated (MSVS etc) - C bridge now supports formulas Note: there is a related SF project, libxls, to read Excel files.
A set of User Defined Functions for Excel to create in-cell charts : Sparklines. Sparklines are the simple, intense, word-sized graphics invented by Edward Tufte. Coded in Visual Basic for Applications.
PHP Library for read Excel files
Technical Analysis Library
Technical analysis library with indicators like ADX, MACD, RSI, Stochastic, TRIX... This is not an end-user GUI trading or charting application. It is instead targeted to application developers using either Excel, .NET, Mono, Java, Perl, Python 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.
Perform automatic: compare,copy,delete,merge,format,password removal
Perform automatic operations between excel files.
OpenL Tablets is a business rules management system based on tables presented in Excel documents. Providing business-oriented approach, OpenL Tablets treats business documents containing business logic specifications as executable rules. In a very simplified view, OpenL Tablets extracts rule tables from Excel documents and executes them. The rules can be accessible from different applications. OpenL Tablets tools check all data, syntax and type errors in order to avoid any user mistakes. OpenL Tablets WebStudio is a web interface application employed by business users and rules experts to view, edit, and manage business rules and rule projects created using OpenL Tablets technology.
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).
Python spreadsheet application
Pyspread is a non-traditional spreadsheet application that is based on and written in the programming language Python. The goal of pyspread is to be the most pythonic spreadsheet. Pyspread expects Python expressions in its grid cells, which makes a spreadsheet specific language obsolete. Each cell returns a Python object that can be accessed from other cells. These objects can represent anything including lists or matrices. Dependencies + Python (>=2.7, <3.0) + numpy (>=1.1.0) + wxPython (>=220.127.116.11, Unicode version required) + matplotlib (>=1.1.1) + pycairo (>=1.8.8) Optional dependencies + python-gnupg (>=0.3.0, for opening own files without approval) + xlrd (>=0.9.2, for loading Excel® files) + xlwt (>=0.9.2, for saving Excel files, pyspread >=v0.3.0 required) + jedi (>=0.8.0, for tab completion and context help in the entry line, pyspread >=v0.3.0 required) + basemap (>=1.0.7, for the weather example pys file)
Dopays is the better software solution to start your own PayPal, StormPay, SolarPay or e-gold type of online business. The Dopays software is a system where members can buy virtual credits to spend at in the different members' sites.
A standalone, portable Ada package for producing Excel spreadsheets
Excel_Out is an Ada package for writing easily and dynamically Excel files with basic formattings. Enables the automatic production of reports. Standalone and unconditionally portable code. No interaction needed with Excel or MS Office.
an embeddable spreadsheet for your web application
OTC Trading Network
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.
Excel interpolation add-in
XonGrid is a free Excel library of functions to perform 1D, 2D, 3D, 4D and arbitrary dimension (ND) interpolations from scattered data.
Matrex is a lightweight vectorial spreadsheet: calculates blocks of values, not single cells; it is strongly multithreaded; users can work together on sheets using a server. Adapters to matlab, scilab, octave, R.
A comprehensive commercial film budgeting spreadsheet designed to help service companies budget accurately and easily. It currently runs in excel with plans to port it to OpenOffice.org Calc.
An Excel that creates a powerpoint presentation of nicely formatted slides from the rows in a spreadsheet. Create your own ttemplates to include any fields from the spreadsheet customize your layout. More info on Tiran: http://tirandagan.com
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)
Excel workbook that calculates return on investment (ROI) for estimated costs and benefits of automating software testing.
Aguinaldos, Antigüedad, Indemnizacíon, Horas Extras, Presupuesto etc
Un programa de Excel que calcula aguinaldos, antigüedad, indemnización, salarios variables, horas extras y los gastos anuales de su salarios (analizado por departamento y tipo de remuneración).
Desarrollo de un sencillo programa para facturación electrónica de acuerdo a la legislación mexicana
Concalc is a console spreadsheet program for windows written in dev-c++ (mingw) what has all the most common features, all files are available and fully working from the moment when this project was created on SourceForge, includes FAQ.
A spreadsheet program that registers fixed assets details (including location) & calculates depreciation. Fixed Assets Pro (Excel) is both powerful & yet easy to use. See the list of extensive features below for further details. The program is a VBA project.