Showing 4798 open source projects for "java open source"

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  • Automate contact and company data extraction Icon
    Automate contact and company data extraction

    Build lead generation pipelines that pull emails, phone numbers, and company details from directories, maps, social platforms. Full API access.

    Generate leads at scale without building or maintaining scrapers. Use 10,000+ ready-made tools that handle authentication, pagination, and anti-bot protection. Pull data from business directories, social profiles, and public sources, then export to your CRM or database via API. Schedule recurring extractions, enrich existing datasets, and integrate with your workflows.
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  • 1

    Billiards Everything

    The Great Periodic Path Hunt at gwtokarsky.github.io

    Researchers, Mathematicians and Enthusiasts. Download "Billiards Everything" to discover new periodic billiard paths, an unresolved problem from 1775! Download "Billiards Covers" to see the most current list of periodic paths in triangles. Follow "The Great Periodic Path Hunt" at gwtokarsky.github.io for the latest news. Email tokarsky@ualberta.ca for feedback.
    Downloads: 24 This Week
    Last Update:
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  • 2
    JTrac

    JTrac

    Easy to set up bug tracking with Java

    ...See https://sourceforge.net/p/j-trac/wiki/Home/ for release notes and documentation, and download it at https://sourceforge.net/projects/j-trac/files/jtrac/. Feedback is welcome. JTrac continues to be improved, and has recently been awarded the SourceForge "Open Source Excellence" badge.
    Downloads: 21 This Week
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  • 3
    Cal

    Cal

    Cal - The Console Calendar Generator

    Cal is a command line utility that will output a calendar for the desired month/year. It's simple and accurate with a few useful features. By default, Cal will display the current year. You can provide a month and year, a month, or just a year. You can also change the number of calendars per row in your display with the -n switch. See the examples below for a more through description. This is a single executable JAR file. While you will need Java installed, there is no need to install...
    Downloads: 2 This Week
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  • 4
    RPNCalc

    RPNCalc

    RPNCalc - The command line Reverse Polish Notation (RPN) Calculator

    RPNCalc is the command-line based Reverse Polish Notation (RPN) calculator. RPN calculators make it very simple to do complex calculations, especially if there are parentheses involved. I've created a User Guide (https://frossm.github.io/RPNCalc-UserGuide) to do a better job of explaining how to use RPNCalc than the old readme.md file, which was getting really long. If you have questions, issues, feedback, or ideas, please let me know. You can contact me via the links in the...
    Downloads: 10 This Week
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  • eProcurement Software Icon
    eProcurement Software

    Enterprises and companies seeking a solution to manage all their procurement operations and processes

    eBuyerAssist by Eyvo is a cloud-based procurement solution designed for businesses of all sizes and industries. Fully modular and scalable, it streamlines the entire procurement lifecycle—from requisition to fulfillment. The platform includes powerful tools for strategic sourcing, supplier management, warehouse operations, and contract oversight. Additional modules cover purchase orders, approval workflows, inventory and asset management, customer orders, budget control, cost accounting, invoice matching, vendor credit checks, and risk analysis. eBuyerAssist centralizes all procurement functions into a single, easy-to-use system—improving visibility, control, and efficiency across your organization. Whether you're aiming to reduce costs, enhance compliance, or align procurement with broader business goals, eBuyerAssist helps you get there faster, smarter, and with measurable results.
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  • 5
    OpenMoneyBox

    OpenMoneyBox

    Budget management

    OpenMoneyBox is an application designed to manage small personal budgets in the easiest way. Check the homepage to download apps/packages for additional Operating Systems.
    Downloads: 8 This Week
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  • 6

    jOceanus

    Java utility packages

    jOceanus is a set of Java utilities providing a wide range of functionality.
    Downloads: 0 This Week
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  • 7
    Virtual Cache is a free program for home finances management. It helps keep records about credit and debit cards, also it analyze income and expenses. The program is written on java and can be used on all operating systems, supported by java.
    Downloads: 0 This Week
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  • 8

    JAF

    Library for building modular, multilingual applications in Java

    Simple tools for building modular, multilingual, cross-platform applications in Java.
    Downloads: 0 This Week
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  • 9
    As a webhoster, you need to do accounting for your provided services. Serva is a web application which does this for you.
    Downloads: 2 This Week
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  • Reach Your Audience with Rise Vision, the #1 Cloud Digital Signage Software Solution Icon
    Reach Your Audience with Rise Vision, the #1 Cloud Digital Signage Software Solution

    K-12 Schools, Higher Education, Businesses, Restaurants

    Rise Vision is the #1 digital signage company, offering easy-to-use cloud digital signage software compatible with any player across multiple screens. Forget about static displays. Save time and boost sales with 500+ customizable content templates for your screens. If you ever need help, get free training and exceptionally fast support.
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  • 10
    ReportServer Community Edition

    ReportServer Community Edition

    ReportServer is a modern and versatile business intelligence platform

    ReportServer is a modern and versatile open source business intelligence (BI) platform with powerful reporting features. With ReportServer you are not limited to one provider's solutions. ReportServer integrates Jasper, Birt, Mondrian and Excel-based reporting: choose what best suits your needs! The source code is also available in GitHub: https://github.com/infofabrik/reportserver ReportServer scripting samples: https://github.com/infofabrik/reportserver-samples
    Downloads: 44 This Week
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  • 11
    SignServer
    The SignServer is an application for server side signatures called by other systems. It is flexible and can be customized to specific needs. The SignServer have a ready to use TimeStamp server and signers for PDF, XML, ODF, PGP, OOXML and MRTD (ePassport DS).
    Downloads: 13 This Week
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  • 12
    A "gumbo" of tools and concepts supporting rich client applications with 2D/3D user interfaces. Expands on the code from the book "3D User Interfaces with Java 3D", and includes a generous contribution of RCP code from Meyer Sound. Recent work includes a Norden bombsight simulator, with terrain rendering based on NASA's WorldWind SDK. For this effort YourKit has generously made available its full-featured Java Profiler (https://www.yourkit.com/java/profiler/index.jsp), which has proved...
    Downloads: 0 This Week
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  • 13
    Small application to manage Compiere/Adempiere Chart of Accounts file format. Creates and modifies Accounting import files needed for client setup.
    Downloads: 0 This Week
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  • 14
    Downloads: 0 This Week
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  • 15
    FlexiList.

    FlexiList.

    FlexiList is a Java data structure that combines the benefits of array

    FlexiList is a Java data structure that combines the benefits of arrays and linked lists. Like an array, it allows for efficient access to elements by index. Like a linked list, it allows for efficient insertion and deletion of elements at any position in the list. Benefits Over Arrays and ArrayList ->Efficient Insertion and Deletion: FlexiList can insert or delete nodes at any position in the list in O(1) time, whereas arrays require shifting all elements after the insertion or deletion...
    Downloads: 4 This Week
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  • 16

    FasRH

    Software de Gestão de Recursos Humanos

    Software de Gestão de Recursos Humanos versão beta integrado com excel e ponto Biométricos
    Downloads: 0 This Week
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  • 17

    Billiards Covers

    This zip jar contains the current coverings of periodic paths.

    Researchers, Mathematicians and Enthusiasts. Download "Billiards Covers" to see the most current list of periodic paths in triangles. Download "Billiards Everything" to discover new periodic billiard paths, an unresolved problem from 1775! Follow "The Great Periodic Path Hunt" at gwtokarsky.github.io for the latest news. Email tokarsky@ualberta.ca for feedback.
    Downloads: 15 This Week
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  • 18
    Framework that aims to get high productivity in enterprise software development. It uses a layer application division model, implementing some design patterns. It also allows the development of n-tier applications with data access technology independ
    Downloads: 0 This Week
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  • 19
    eXo Platform - Digital Workplace

    eXo Platform - Digital Workplace

    The open-source digital workplace for growing teams and enterprises.

    ...eXo Platform is developed on open-source technology and supports open standards. The platform is extensible and interoperable, all services are exposed REST APIs. The platform also offers additional security capabilities, developed in collaboration with highly sensitive clients. With eXo Platform, companies can connect, engage and reward their employees, customers, and partners with its social, engagement and gamification capabilities.
    Downloads: 8 This Week
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  • 20
    Krishnamurti's Book of Life D.Thoughts

    Krishnamurti's Book of Life D.Thoughts

    Jiddu Krishnamurti's Book of Life|Libro de la Vida

    FREE distribution of the JAVA-XML multiplatform e-book about Jiddu Krishnamurti's Book of Life (a witty daily cookie-like reflection). Ahora, lea diariamente los pensamientos de Krishnamurti en castellano- Obtenga una agenda gratis.
    Downloads: 1 This Week
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  • 21
    Cash Flow

    Cash Flow

    Personal finance app to keep track of cash, income, expense and budget

    Cash Flow is a simple personal finance app that keeps track of your monthly income and expense by categories. You can add reminders of upcoming credit card payments. View your account balances at a glance to quickly make sure you have enough money in each account. Start with as little as one month of transactions from a bank. Cash Flow supports checking, savings, credit cards, and cash expense accounts. Cash Flow stores data in text files. The fields in a transaction are colorized...
    Downloads: 4 This Week
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  • 22
    uniCenta POS

    uniCenta POS

    uniCenta oPOS - dynamically evolving POS project

    Keep up-to-date with the latest news - Visit uniCenta's main site https://unicenta.com/about-unicenta-opos/unicenta-news/ uniCenta oPOS v5.0 is the latest community release. Get the latest uniCenta oPOS 5.4.0 https://unicenta.com/download-files/ if you would like to make a contribution and support the project or need business support help. 📢 uniCenta oPOS 5.4.0 in fully integrated with WooCommerce! ✅ Run your website and store with the same data ✅ Support table ordering at your...
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    Downloads: 1,042 This Week
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  • 23

    Oddjob

    Java Job Scheduling and Task Automation

    A flexible job scheduler for the distributed environment. Schedule a job on any server - from any server. Create dependencies and trigger alerts across the network. Monitor and control it all from your desktop.
    Downloads: 0 This Week
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  • 24
    beCPG PLM (Product Lifecycle Management)

    beCPG PLM (Product Lifecycle Management)

    New Product Development, Projects and Quality management

    beCPG is an open source Product Lifecycle Management (PLM) software that manages the entire lifecycle of a product from its conception, through design and manufacture, to service and disposal. beCPG permits you to work on products and projects with customers and suppliers. beCPG is ready to use for the CPG industries such as Food & Beverage and Cosmetics.
    Downloads: 16 This Week
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  • 25
    Libertya ERP (moved)
    Libertya es un software de Gestión Integral Administrativa, sin costos de licencias de uso totalmente libre, diseñado para su rápida implementación y puesta en marcha en cualquier tipo de empresa Source code for this project has been migrated to GitHub https://github.com/Disytel-Consulting-SA/libertya
    Downloads: 11 This Week
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