Open Source Java Business 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++.

winPenPack is a project that aims at collecting the most frequently used and most popular open source applications made portable, so that they can be executed without installation from any USB Flash Drive or Hard Disk. The winPenPack suites offer a wide range of portable applications like office tools, internet tools, multimedia tools, development tools, security applications and other frequently used utilities. Everything you need, completely free, open source and portable!

QuickFIX/J is an 100% Java implementation of the popular QuickFIX open source FIX protocol engine. QuickFIX/J features include support for FIX protocol versions 4.0 through 4.4 and 5.0/FIXT1.1 (www.fixprotocol.org). Please note that the SourceForge SVN repo is read-only. Current repo can be found here: https://github.com/quickfix-j

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.

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.

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

A Java library for reading and writing iCalendar (*.ics) files.

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.

UPDATE 2024: Get a new version here: https://github.com/ivoras/EncryptedNotepad2 "Encrypted Notepad" does only one thing, but aims to do it perfectly - a Notepad-like simple text editor where files are saved (and later loaded) encrypted with industrial strength algorithms. Available both for the desktop (as a Java application) and on Android. Unencrypted data is never stored on-disk. Source is released (on SourceForge) under the BSD license.

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).

Mjograph is an XY (2D) graph editor that runs on Mac OSX and Java with the goal to provide researchers with a quick way to visualize numerical data and also create publication-quality plots.

Image Restoration and Inpainting: MinGW/OpenGL/Visual c++/Java image processing enhancing/restoring/detecting/recovering image parts(Old painting cracks...) FastRestorarion, 2D (Un)Splitted Linear Solver, nonlinear solver: conjugate gradient,QuasiNewton

Υπολογίζει τα στοιχεία ενός τιμολογίου δαπάνης Ενόπλων Δυνάμεων με βάση τα δεδομένα που είναι το ποσό (καθαρής αξίας, πληρωτέου ή καταλογιστέου) καθώς και τα ποσοστά ΦΠΑ, ΦΕ και κρατήσεων. Για κάποιον που δεν είναι εξοικειωμένος με τα ποσοστά ΦΕ και κρατήσεων, υπάρχει οδηγός που τα ρυθμίζει αυτόματα, με βάση κάποιες απλές ερωτήσεις.

As business grows, Capturing, Storing and Sharing corporate knowledge is vital to the success of business. Electronic Document Management System (EDMS) is the best solution for managing information more efficiently, accurately, and cost-effectively. EDMS improves organizational effectiveness by providing companies with greater ability to manage their unstructured information. It also enhances an organization’s ability to leverage information stores by allowing enterprise wide access for thousands of users. Provides tight security, ensuring that only people authorized to review or edit a document have access to it. EDMS is a fully Browser based system developed in Java and needs no client component for implementation, when deployed either in the Intranet or over the Internet.

biweekly HAS MOVED TO GITHUB! Watch me, star me, fork me! https://github.com/mangstadt/biweekly biweekly is an iCalendar library written in Java (requires Java 1.5 or above). The project aims to provide a well documented, easy to use API for reading and writing iCalendar and vCalendar data.

The Wildfire Management Tool (WMT) predicts the potential fire behavior of a wildland fire. WMT incorporates a 3D terrain viewer, the tenets of the Campbell Prediction System (CPS) and the Rothermel fire spread equations to depict fire behavior. WMT is used to adjust tactics & strategies to ensure the safety of firefighters and the effective use of firefighting resources. Requires Java 8 (included) - http://www.java.com/download

A fully-featured Casio Fx702p emulator including the calculator mode, a full basic implementation and a original debugger as well as some sample programs.

The Repository Interrogation Utility(RepoInt) allows a user to navigate Documentum repositories, perform a properties dump, view the type tree of a repository and run DQL or xDQL queries. It comes as an Eclipse plugin and a Standalone Utility.

jLibrary is a DMS (Document Management System), oriented for personal and enterprise use. This double approach make from jLibrary an unique product. With jLibrary, you can classify your documents, videos, or any other media type.

Το πρόγραμμα «Στρατιωτικές Δαπάνες» δημιουργήθηκε προκειμένου να συντάσσονται αυτόματα όλα τα δικαιολογητικά των δαπανών, να αποφεύγονται τα λάθη και να μειώνεται ο χρόνος συντάξεως της δαπάνης. Τα εξαγόμενα δικαιολογητικά σώζονται από το πρόγραμμα σε αρχεία κειμένου, τα οποία ανοίγουν από οποιοδήποτε επεξεργαστή κειμένου (για εκτύπωση ή περεταίρω επεξεργασία). Ένας έμπειρος χρήστης, χρειάζεται για να καταχωρήσει όλα τα στοιχεία στο πρόγραμμα τουλάχιστον 2 και το πολύ 10 λεπτά.

A complete server platform for business: web, database, portal, ecommerce, intranet, office, email, virtual office/VPN, security, groupware, CMS, CRM, workflow. Apache, LAMP, WAMP, J2EE, Zope, Webware,Perl,Python, jk2, portal kit, portlet, accounting/ERP

This site hosts the source code for C++ version of the Broker for SBW, NOM module, advanced simulation suite, analysis applications and model editors.

A collection of third party plugins for Buddi (http://buddi.sf.net). By being hosted in a separate project, it is easier for third party developers to submit and modify code.

Jasper Open Servlet is a Java HTTP servlet that provides complex, drillable reports created with Jasper/iReports. It can be encapsulated into a portlal using an iframe portlet to add reporting capabilities to all your web applications - Files released.

jCharts is a 100% Java based charting utility that outputs a variety of charts. This package is ideal for displaying charts via Servlets.