Browse free open source Business software and projects for Windows and ChromeOS below. Use the toggles on the left to filter open source Business software by OS, license, language, programming language, and project status.

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  • 1
    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++.
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    Downloads: 13,734 This Week
    Last Update:
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  • 2
    WikidPad is a wiki-like notebook for storing your thoughts, ideas, todo lists, contacts, or anything else you can think of to write down.
    Downloads: 184 This Week
    Last Update:
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  • 3
    Barbecue is a Java library that enables the creation of barcodes in a variety of standard formats that can be displayed as Swing/AWT components, included in printed output, generated as EPS and SVG and displayed in a web application.
    Downloads: 26 This Week
    Last Update:
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  • 4
    Openbiz PHP Framework

    Openbiz PHP Framework

    Openbiz is a PHP Framework for building Enterprise web applications

    Project is renamed as OpenBiz. The goal of this project is to provide a generic business software framework open for everyone. Keywords: metadata programming, ajax, business application.
    Downloads: 19 This Week
    Last Update:
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  • 5
    A real-time graph plotter. While your application is computing and logging results to a CSV file using the LiveGraph Writer API, the plotter lets you visualise and monitor the results live - by instantly plotting charts and graphs of the data.
    Downloads: 5 This Week
    Last Update:
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  • 6
    openCRX - Enterprise Class CRM

    openCRX - Enterprise Class CRM

    professional CRM and groupware service, ready for the cloud

    openCRX moved to https://github.com/opencrx
    Downloads: 4 This Week
    Last Update:
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  • 7
    A quantitative finance C++ library for modeling, pricing, trading, and risk management in real-life. A cross-platform free/open-source tool for derivatives and financial engineering.
    Downloads: 4 This Week
    Last Update:
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  • 8
    todoyu
    Features: web2.0 project- & task-management, timetracking, team organizing, resource management, calendar, interface for your clients and lots more! Content: see license.txt (file section).
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    Downloads: 3 This Week
    Last Update:
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  • 9
    To provide free solutions for the manipulation of Standard Test Data Format (STDF) files. Such solutions will first entail reading/writing of STDF files, with later solutions including statistical/visualization tools as demand dictates.
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    Downloads: 15 This Week
    Last Update:
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  • 10
    EasyBMP Cross-Platform Bitmap Library
    EasyBMP is an easy cross-platform C++ library for reading and writing Windows bitmap BMP files. No installation, no need for external libraries, small size, well-documented, and simple enough for the novice programmer to start in just minutes!
    Downloads: 5 This Week
    Last Update:
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  • 11
    TRURL

    TRURL

    A suite of RPN calculators and a class library for Object Pascal

    TRURL is a suite of desktop calculators with reverse Polish notation (RPN) written in Object Pascal. Additionally, it comes with a free reusable class library (RPN Engine) as a toolbox for creating your own calculator. TRURL is an acronym for "TRURL is a Reusable Universal RPN Library". Class Libraries: • RPN Engine: Full-featured calculation engine for Pascal-based RPN calculators • Segmitator: Library for virtual seven-segment displays Applications: • TRURL A: Simple demo app for the RPN Engine • TRURL B: RPN calculator in the design of the famous calculators by Dieter Rahms for Braun • TRURL G: Desktop RPN calculator inspired by the UI of the DSKY unit of the Apollo Guidance Computer (AGC)
    Downloads: 9 This Week
    Last Update:
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  • 12

    Java Universal Network/Graph Framework

    Java graph/network library

    JUNG provides a common and extendible language for the modeling, analysis, and visualization of data that can be represented as a graph or network. New version now available on GitHub: https://github.com/jrtom/jung/releases/tag/jung-2.1
    Downloads: 1 This Week
    Last Update:
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  • 13
    adx - addressbook.xml

    adx - addressbook.xml

    Minimalistic address book in web browser. No server or plugin needed.

    Minimalistic but full-featured addressbook in your web browser. adx is a standalone and portable web app (online and offline). FEATURES Contact Management, portable, small (~350KB), lightweight, contact tagging, geo mapping, web accounts, trigger phone/Skype calls, etc. EXPORT FUNCTIONALITY vCard (as file or QR code via offline generator) HOW IT WORKS Your address-book (XML file) is transformed in your web browser (via XSLT) to a full-featured web application (HTML). REQUIREMENTS Web browser for viewing adx; online hosting or local storage is possible (for local storage most modern browsers need to be configured to allow access to local files); NO server, plugin or anything else needed. Any text editor can be used for contact editing (addressbook.xml).
    Downloads: 2 This Week
    Last Update:
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  • 14
    CuteFlow is a webbased document circulation/workflow tool. Users are able to define "documents" which are send step by step to every user in a list. It's an electronical way for doing (i.e. internal) document circulations.
    Downloads: 1 This Week
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  • 15
    A simple utility to split a concatenated vCard format file into separate files (IETF RFC 2426 - vCard MIME Directory Profile). It splits on the BEGIN:VCARD and END:VCARD tags. It was created to help import a Lotus Organizer export file into Palm Desktop
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    Downloads: 5 This Week
    Last Update:
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  • 16
    Framework for developing web-based applications (CMS, portals, ERPs etc.) It includes multilanguage support, permits management, MVC mini framework, package structure, template engine, javascript library, simple GUI library, caching system, captcha.
    Downloads: 2 This Week
    Last Update:
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  • 17
    A simple command to convert calendar dates to julian dates. Quite useful in timing situations where you need elapsed time between dates. Also useful for astronomy applications.
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    Downloads: 4 This Week
    Last Update:
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  • 18
    Software tools for building interactive information visualization applications. Prefuse supports a rich set of features for data modeling, visualization, animation, and interaction for both Java (prefuse) and Flash (prefuse flare).
    Downloads: 1 This Week
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  • 19
    The ProM Import Framework allows to extract process enactment event logs from a set of information systems. These can be exported in the MXML format, which is the standard event log data format for Process Mining analysis techniques.
    Downloads: 2 This Week
    Last Update:
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  • 20
    Package for high-quality dynamic PDF documents/charts in real-time & high volumes from any data source. EPS and bitmap formats also supported. Ideal for automated reporting needs. See http://www.reportlab.org/downloads.html.
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    Downloads: 3 This Week
    Last Update:
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  • 21
    qaManager is a platform independent web based application for managing QA Projects Effectively with very simple installation. qaManager has Project tracking, Resource Management, TC Management, Online Library, Alerts and more.It's Powered by OpenXava.
    Downloads: 1 This Week
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  • 22
    cashbook is a general purpose php/mysql balancing application that makes it easy to balance your checkbook, keep track of expenses, credit card statements and other home or small business uses
    Downloads: 2 This Week
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  • 23

    DSOL

    DSOL: A Distributed Simulation Object Library implemented in Java

    DSOL is a full featured multi-formalism, distributed simulation environment developed at Delft University of Technology (The Netherlands). DSOL has support for discrete event and for continuous modeling. Formalisms supported are event scheduling, DEVS, flow-based simulation, and continuous modeling through sets of differential equations. The first release was introduced at IEEE's Winter Simulation Conference in 2002. Since then, numerous papers and PhD dissertations have been developed, with applications in the fields of transportation and traffic, logistics, supply chain management, gaming and training, health care, and many others.
    Downloads: 2 This Week
    Last Update:
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  • 24
    This is meant for manual face comparison for forensic use. Details of the face can be compared with as side-by-side screen and the findings can be given on a digital sheet. All kinds of operations are possible with the face.
    Downloads: 2 This Week
    Last Update:
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  • 25
    Framework for supporting reliable, secure E-Business using open standards. Including components for web service calls, non-repudiation, UDDI-registries and a standardized subset of the UBL 2.0 business document profile. Supported for .Net and java.
    Downloads: 2 This Week
    Last Update:
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