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

  • AI-powered service management for IT and enterprise teams Icon
    AI-powered service management for IT and enterprise teams

    Enterprise-grade ITSM, for every business

    Give your IT, operations, and business teams the ability to deliver exceptional services—without the complexity. Maximize operational efficiency with refreshingly simple, AI-powered Freshservice.
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  • Outgrown Windows Task Scheduler? Icon
    Outgrown Windows Task Scheduler?

    Free diagnostic identifies where your workflow is breaking down—with instant analysis of your scheduling environment.

    Windows Task Scheduler wasn't built for complex, cross-platform automation. Get a free diagnostic that shows exactly where things are failing and provides remediation recommendations. Interactive HTML report delivered in minutes.
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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: 21,517 This Week
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  • 2
    Webmin

    Webmin

    A web-based interface for system administration of UNIX

    A web-based system administration tool for Unix servers and services. https://github.com/webmin/webmin
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    Downloads: 12,283 This Week
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  • 3
    Catacombae

    Catacombae

    A free collection of applications and utility programs

    This project serves as a collection of different free software projects that I'm working on. The major ones are currently "HFSExplorer", "DMGExtractor", and "NTFS-3G for Mac OS X".
    Leader badge
    Downloads: 3,703 This Week
    Last Update:
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  • 4
    DocFetcher

    DocFetcher

    Desktop search application

    DocFetcher is an Open Source desktop search application: It allows you to search the contents of files on your computer. — You can think of it as Google for your local files. The application runs on Windows, Linux and Mac OS X.
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    Downloads: 3,221 This Week
    Last Update:
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  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
    Try free now
  • 5
    ophcrack

    ophcrack

    A Windows password cracker based on rainbow tables

    Ophcrack is a Windows password cracker based on a time-memory trade-off using rainbow tables. This is a new variant of Hellman's original trade-off, with better performance. It recovers 99.9% of alphanumeric passwords in seconds.
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    Downloads: 3,476 This Week
    Last Update:
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  • 6
    Angry IP Scanner

    Angry IP Scanner

    A cross-platform network scanner that is fast and simple to use

    Angry IP scanner is fast and friendly network scanner for Windows, Linux, and Mac. It is very extensible, allowing it to be used for very wide range of purposes, with the primary goal of being useful to network administrators.
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    Downloads: 2,770 This Week
    Last Update:
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  • 7
    Xtreme Download Manager

    Xtreme Download Manager

    Open source download manager

    The project has a new home now: https://xtremedownloadmanager.com/ For developers: https://github.com/subhra74/xdm Xtreme Download Manager is a powerful tool to increase download speed up-to 500%, resume broken/dead downloads and schedule downloads. XDM seamlessly integrates with Google Chrome, Mozilla Firefox Quantum, Opera, Vivaldi and many popular browsers, to take over downloads and saving streaming videos from web.
    Leader badge
    Downloads: 1,172 This Week
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  • 8

    Yet Another Java Service Wrapper

    Install java, groovy and native applications as services or daemons

    YAJSW is an Apache licensed pure java alternative for tanuki java service wrapper. It implements a multitude of additional functions and can be easily extended with groovy scripts. JSW configurations can be easily ported.
    Leader badge
    Downloads: 747 This Week
    Last Update:
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  • 9
    winPenPack

    winPenPack

    The portable software collection

    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!
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    Downloads: 697 This Week
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  • Grafana: The open and composable observability platform Icon
    Grafana: The open and composable observability platform

    Faster answers, predictable costs, and no lock-in built by the team helping to make observability accessible to anyone.

    Grafana is the open source analytics & monitoring solution for every database.
    Learn More
  • 10
    Launch4j Executable Wrapper
    Cross-platform Java executable wrapper for creating lightweight Windows native EXEs. Provides advanced JRE search, application startup configuration and better user experience.
    Leader badge
    Downloads: 3,119 This Week
    Last Update:
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  • 11
    Evolution X

    Evolution X

    Pixel UI, Customization & More. We Are Evolution X!

    Evolution X aims to provide users with a Pixel-like feel at first glance, with additional features at your disposal.
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    Downloads: 2,237 This Week
    Last Update:
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  • 12
    TightVNC
    TightVNC is an improved version of VNC, great free remote-desktop tool. The improvements include bandwidth-friendly "Tight" encoding, file transfers in the Windows version, enhanced GUI, many bugfixes, and more.
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    Downloads: 407 This Week
    Last Update:
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  • 13
    Open Visual Traceroute

    Open Visual Traceroute

    Open source cross-platform Java Visual Traceroute

    Open source cross-platform (Windows/Linux/Mac) Java Visual Traceroute. Data is displayed in a 3D or a 2D map component. What is a traceroute? http://en.wikipedia.org/wiki/Traceroute If you need some help, please first check http://visualtraceroute.net/ Feel free to drop by and leave a comment on the Facebook page https://www.facebook.com/openvisualtraceroute Enjoy and share! If you want to support the development of this project, you can make a Paypal contribution at leo.lewis.software@gmail.com
    Leader badge
    Downloads: 699 This Week
    Last Update:
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  • 14
    JBoss Community
    Community driven projects featuring the latest innovations for cutting edge apps. Our flagship project JBoss AS is the leading Open Source, standards-compliant, Java EE based application server implemented in 100% Pure Java.
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    Downloads: 243 This Week
    Last Update:
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  • 15

    UPnP PortMapper

    Manage port forwardings via UPnP

    The UPnP PortMapper can be used to easily manage the port mappings/port forwarding of a UPnP enabled internet gateway/router in the local network.
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    Downloads: 287 This Week
    Last Update:
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  • 16
    LogicalDOC Document Management - DMS

    LogicalDOC Document Management - DMS

    smart and open source document management system

    LogicalDOC is both document management and collaboration system. The software is loaded with many functions and allows organizing, index, retrieving, controlling and distributing important business documents securely and safely for any organization and individual. Gone are the days when companies used paper-based processes such as printing, mailing and manual filing of paper documents; our document management system replaces all of this with electronic procedures that allow your organization to reduce costs significantly. Check out https://www.logicaldoc.com to learn more. The design of LogicalDOC is based on best-of-breed Java technologies in order to provide a reliable DMS platform. The main interface is web-based, no need to install anything else; users can access the system through their browser. LogicalDOC CE is 100% free software and is packaged with an open source database; while it supports all major DBMS, developers still recommend MySQL for production systems.
    Leader badge
    Downloads: 224 This Week
    Last Update:
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  • 17
    OpenClinic GA

    OpenClinic GA

    Open Source Integrated Hospital Information Management System

    OpenClinic GA is an open source integrated hospital information management system covering management of administrative, financial, clinical, lab, x-ray, pharmacy, meals distribution and other data. Extensive statistical and reporting capabilities.
    Leader badge
    Downloads: 210 This Week
    Last Update:
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  • 18

    JasperStarter

    Running JasperReports from command line

    JasperStarter is a command line launcher and batch compiler for JasperReports.
    Leader badge
    Downloads: 196 This Week
    Last Update:
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  • 19
    EJBCA, JEE PKI Certificate Authority
    EJBCA is an enterprise class PKI Certificate Authority built on JEE technology. It is a robust, high performance, platform independent, flexible, and component based CA to be used standalone or integrated in other JEE applications.
    Leader badge
    Downloads: 157 This Week
    Last Update:
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  • 20
    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
    Leader badge
    Downloads: 165 This Week
    Last Update:
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  • 21
    LinuxonAndroid

    LinuxonAndroid

    A range of linux distros for your Android device

    This projects aim is to bring a range of linux distros to your android device through a method known as 'chroot', see it has running a linux distro within a virtual machine on your phone. You can access this virtual machine and run it on your phone without causing any damage to your device, or having to overwrite anything. Why might you want this? well my apps are designed to make the install and set up process as easy as possible (more so in the paid apps) while still giving you some flexibility. Once you have the distro up and running then you can pretty much run and install any linux software you like (so long as there is a arm port or it is not architecturaly dependent).
    Leader badge
    Downloads: 165 This Week
    Last Update:
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  • 22
    This is Java 2 Micro Edition (J2ME) CLDC/MIDP Emulator. Allows demonstrate MIDlet based applications in web browser applet, also can be run as standalone java application.
    Leader badge
    Downloads: 144 This Week
    Last Update:
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  • 23
    Java Service Wrapper
    Configurable tool which allows Java applications to be installed and controlled like native NT or Unix services. Includes fault correction software to automatically restart crashed or frozen JVMs. Critical when app is needed 24x7. Built for flexibility.
    Leader badge
    Downloads: 156 This Week
    Last Update:
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  • 24
    Areca Backup
    Areca-Backup is a file backup software that supports incremental, image and delta backup on local drives or FTP servers. Areca-Backup also allows you to browse your backups and navigate among different version of the files contained in your archives.
    Leader badge
    Downloads: 140 This Week
    Last Update:
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  • 25
    SocketTest - powerful and small software tool for socket testing. It can create both TCP and UDP client or server. It can be used to test any server or client that uses TCP or UDP protocol to communicate.
    Leader badge
    Downloads: 133 This Week
    Last Update:
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