Open Source Java Software

Java Software

Browse free open source Java Software and projects below. Use the toggles on the left to filter open source Java Software by OS, license, language, programming language, and project status.

  • Our Free Plans just got better! | Auth0 Icon
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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
    Xiaomi.eu Multilang MIUI ROMs

    Xiaomi.eu Multilang MIUI ROMs

    OFFICIAL mirror of MIUI Multilang ROM by https://xiaomi.eu/

    Included languages: English (en.miui.com, xiaomi.eu) Chinese (miui.com) Polish (Acid, miuipolska.pl) Slovak (ingbrzy, https://miuios.cz) Czech (VMach, https://miuios.cz) Bulgarian (Global) Hungarian (vagyula, miui.hu) French (Global) Swedish (Global) Russian (Global) Ukrainian (Global) Belorussian (Global) Croatian (Masva, MIUI Adria) Vietnamese (Belmont-Gabriel) Italian (miui.it) Greek (Global) Norwegian (Global) Dutch (cueie, mannyribo, redmaner) Spanish (nosijf982) Turkish (suatsari) Brazilian-Portuguese (Global, Feurrado, Lobianco) Portuguese (KcNirvana, Lippe35) Hebrew (Global) Romanian (ashtefan) German (muhamed89, cp82, dahool2016, and more) Catalan (deivids84) Korean (cjhyuky, bradly1, xiaomiqm) Slovenian (bostjan2016) Serbian (dudjaa) Thai (Global) Finnish (dogiex) Arabic (Global) Japanese (ScratchBuild) Burmese (Global) Danish (Global)
    Leader badge
    Downloads: 18,615 This Week
    Last Update:
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  • 2
    OpenMRS

    OpenMRS

    Open source Health IT for the planet

    OpenMRS is a community-developed, open source, enterprise electronic medical record system. Our mission is to improve health care delivery in resource-constrained environments by coordinating a global community to creates and support this software.
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    Downloads: 429 This Week
    Last Update:
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  • 3
    Zabbix

    Zabbix

    Enterprise-class, distributed monitoring solution for networks & apps

    Zabbix is an enterprise-class open source distributed monitoring solution designed to monitor and track performance and availability of network servers, devices and other IT resources. It supports distributed and WEB monitoring, auto-discovery, and more. An enterprise-class distributed monitoring solution for networks & apps
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    Downloads: 107 This Week
    Last Update:
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  • 4
    Google2SRT

    Google2SRT

    Download, save and convert multiple subtitles from YouTube videos

    Google2SRT allows you to download, save and convert multiple subtitles and translations from YouTube and Google Video to SubRip (.srt) format, which is recognized by most video players. You can download XML subtitles or simply type video's URL, Google2SRT will do the rest.
    Downloads: 72 This Week
    Last Update:
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  • G-P - Global EOR Solution Icon
    G-P - Global EOR Solution

    Companies searching for an Employer of Record solution to mitigate risk and manage compliance, taxes, benefits, and payroll anywhere in the world

    With G-P's industry-leading Employer of Record (EOR) and Contractor solutions, you can hire, onboard and manage teams in 180+ countries — quickly and compliantly — without setting up entities.
    Learn More
  • 5
    FidoCadJ

    FidoCadJ

    Simple and intuitive 2D vector drawing for electronics and not only.

    A multiplatform vector drawing program with a complete library of electronic symbols. Schematics and drawings are stored in a very compact text format. There is no netlist concept behind the drawings (so no simulation, and this is a choice) but this allows a great graphical flexibility and ease of use, making FidoCadJ the perfect tool for exchange sketches in forum and newsgroup discussions with a few clicks. Drawings can be exported in several graphic formats, such as pdf. Follow the development live on Twitter: https://twitter.com/davbucci
    Downloads: 53 This Week
    Last Update:
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  • 6
    OxygenOffice Professional(OOOP, O2OP)is an enhanced version of free OpenOffice.org what is a multi-platform office productivity suite.OxygenOffice Professional contains more extras like templates, cliparts, samples, fonts and VBA support. Get 3.2.1
    Downloads: 50 This Week
    Last Update:
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  • 7
    Biogenesis
    Biogenesis is an artificial life program that simulates the processes involved in the evolution of organisms. It shows colored segment based organisms that mutate and evolve in a 2D environment. Biogenesis is based on Primordial Life.
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    Downloads: 39 This Week
    Last Update:
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  • 8
    Makagiga

    Makagiga

    To-do manager, notepad, RSS reader...

    Makagiga is an open-source, easy-to-use, portable application for doing a variety of tasks, such as todo listing, text editing, or RSS reading. Plugins are used to implement its various capabilities.
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    Downloads: 35 This Week
    Last Update:
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  • 9
    The Number Race
    Software designed for remediation of dyscalculia (or mathematical learning disabilities) in children aged 4-8 and for teaching number sense in kindergarten children. For more information, visit the unicog lab website using the link below. NOTE: To use The Number Race, you may need to download TWO files, the main program (above), AND a language pack. To get to the language packs, click on "Files" on the menu bar above, and select version and the appropriate language. If you are lucky there might be an installer + language pack available as one download. Check "Files" -> version -> Language
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    Downloads: 156 This Week
    Last Update:
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  • D&B Hoovers is Your Sales Accelerator Icon
    D&B Hoovers is Your Sales Accelerator

    For sales teams that want to accelerate B2B sales with better data

    Speed up sales prospecting with the rich audience targeting capabilities of D&B Hoovers so you can spend more sales time closing.
    Learn More
  • 10
    Archimedes: An architecture open CAD
    Archimedes will be a Computer Aided Design (CAD) program developed side by side with architecture offices in order to fulfill all their needs. This way, we hope to develop software better suited for architects than the currently widely used AutoCAD.
    Downloads: 33 This Week
    Last Update:
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  • 11
    Dual Clip Translator
    Translation of Selected text or Clipboard contents powered by Google. HotKeys Paste/Change Text auto translated. View in Balloon/Window the result of translation, besides being sent to the clipboard. Screen Capture of Desktop/Game > OCR > Translated.
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    Downloads: 28 This Week
    Last Update:
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  • 12
    Scrabble Dictionary
    Scrabble Dictionary is a dictionary / word builder for Scrabble®-like games. It allows you to determine which words can be formed with a given rack and board. Features single and multi-player modes, multiple board designs and tile bags.
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    Downloads: 28 This Week
    Last Update:
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  • 13
    chessPDFBrowser

    chessPDFBrowser

    Chess application whichs allows working with chess PDF books and PGNs.

    Chess application which allows working with PDFs and PGNs. You can work with the chess games of the PDF and edit their tree of variants. Graphical environment. Standard PGN TAGs. PGN comments. Ocr like (Fen string detection from chess board position images). Connection to Uci chess engines (like stockfish). Position analysis, full game analysis. You can now play games against uci engines. pdf2pgn command line command included. Detailed documentation. Multilanguage currently support for English, Spanish and Catalan. Dark mode option. JDK-17 compatibility
    Downloads: 44 This Week
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  • 14
    OS Sim (Operating System Concepts Simulator) is an educational purpose application to graphically simulate Operating System concepts and support the computer science students learning process.
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    Downloads: 72 This Week
    Last Update:
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  • 15
    FullSync

    FullSync

    Easy file synchronization for everyone

    FullSync is a powerful tool that helps you keep multiple copies of various data in sync. I.e. it can update your Website using (S)Ftp, backup your data or refresh a working copy from a remote server. It offers flexible rules, a scheduler and more
    Downloads: 13 This Week
    Last Update:
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  • 16
    Bluetooth GPS for Android

    Bluetooth GPS for Android

    An application for using an external bluetooth GPS on Android devices

    An application for using an external bluetooth GPS on Android devices. The application connects to a Bluetooth device (NMEA GPS) and creates a GPS provider which can be used to replace the internal GPS.
    Downloads: 13 This Week
    Last Update:
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  • 17
    Open DICOM Viewer is a small display of medical images. Aimed at displaying images in a web page or patient CD. Developed in Java 1.6.
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    Downloads: 17 This Week
    Last Update:
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  • 18
    MailArchiva is a powerful, full featured email archiving (email archiver) and compliance solution for mail systems such as Microsoft Exchange. It stores all incoming, outgoing and internal emails for long term storage. A web based user interface is avail
    Downloads: 8 This Week
    Last Update:
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  • 19
    DGuitar is a Guitar Pro (*.GP4,*.GP3,GTP) viewer and player that works under Linux, MacOs, Solaris, BSD, Windows, or any other operating system with Java Runtime 1.4.X. http://DGuitar.sourceforge.net If you are a JAVA developer visit this page https://bitbucket.org/mauriciograciag/dguitar/overview
    Downloads: 12 This Week
    Last Update:
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  • 20
    OpenbravoTech

    OpenbravoTech

    Openbravo ERP is an open-source enterprise resource planning (ERP)

    Openbravo ERP is an open-source enterprise resource planning (ERP) software that helps businesses manage their core business processes, including financial management, purchasing, sales, inventory management, and project management. It is based on a web-based architecture and offers a modular design, allowing businesses to easily customize and extend the software to meet their specific needs. Openbravo ERP is available in both cloud-based and on-premise deployment options and supports multiple languages and currencies. Openbravo POS is an open-source point of sale software designed for retail businesses. It features a web-based interface and runs on various platforms including Windows, Linux, and MacOS. It offers functions such as inventory management, sales reporting, customer management, and support for multiple payment methods. Openbravo POS is highly customizable and can be integrated with other systems such as accounting or e-commerce platforms. Offer Ongoing maintenance
    Downloads: 18 This Week
    Last Update:
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  • 21
    CARE2X - Integrated Hospital Info System
    Integrated Hospital Information System. PHP,mySQL,PostgreSQL. Surgery, Nursing,Outpatient,Wards,Labs, Pharmacy, Security,Admission,Schedulers, Repair, Communication & more. Multilanguage, WYSIWYG forms, userconfig, embedded workbots. Modular & scalab
    Downloads: 7 This Week
    Last Update:
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  • 22
    WPSPin
    WPSPin es una aplicación para Android que posee una gran base de datos con pines de WPS que podemos utilizar para atacar routers mediante a Reaver-WPS.
    Downloads: 29 This Week
    Last Update:
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  • 23
    JFractionLab helps you to practise fractions calculations. It gives you a graphical Feedback, so you can see what you are doing. The previous name of JFractionLab was JBruch.
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    Downloads: 20 This Week
    Last Update:
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  • 24
    Ancestris

    Ancestris

    Java Extensible Genealogy program

    Ancestris is a genealogy program written in Java. It works under any operating system, Windows, Linux, MacOS. Ancestris is developed under GNU General Public License. Ancestris is a genealogy software that closely respects the GEDCOM 5.5 standard which will allow you to work on files that are reliable and that you can exchange and share without losing data. In addition to the editors (Ancestris comes with two editors: a GEDCOM editor and a standard one), it offers many views like tree view, geographic view, chronological view, browsers, tables: individuals, families, etc.. and numerous reports. It offers an opportunity to expand its capabilities and adapt it to your needs and desires thanks to plugins.
    Downloads: 11 This Week
    Last Update:
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  • 25
    Simple Java bot, repeat a text sequence using a defined time window. You can load a text file and read it line by line in a specific time window and simulate a conversation.
    Downloads: 16 This Week
    Last Update:
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