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

  • Find Hidden Risks in Windows Task Scheduler Icon
    Find Hidden Risks in Windows Task Scheduler

    Free diagnostic script reveals configuration issues, error patterns, and security risks. Instant HTML report.

    Windows Task Scheduler might be hiding critical failures. Download the free JAMS diagnostic tool to uncover problems before they impact production—get a color-coded risk report with clear remediation steps in minutes.
    Download Free Tool
  • 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
  • 1
    TV-Browser - A free EPG

    TV-Browser - A free EPG

    Ad free open source TV guide for more than 1000 channels.

    TV-Browser is a java-based TV guide which can be easily extended with lots of plugins. It is designed to look like your paper TV guide.
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    Downloads: 967 This Week
    Last Update:
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  • 2
    FetLife for Android

    FetLife for Android

    The FetLife App on Android

    This is the FetLife open source application made for Android. FetLife is the app for Kinksters who want to chat with fellow Kinksters, find out where the nearest FetLife events are happening, view other members’ profiles, and many other kinky things. With FetLife on Android, it’s easier than ever to access all the things you love about FetLife. Get notified on your Android phone so you stay on top of conversations and discussions, and discover the latest events on the app’s map. Want to be discreet? No problem, as the FetLife app comes with discreet mode so you can use the app freely without worries.
    Downloads: 12 This Week
    Last Update:
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  • 3
    Jin is a Java client for various chess servers. It currently supports the Internet Chess Club (chessclub.com) and the Free Internet Chess Server (freechess.org) but is designed to be able to support any chess server.
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    Downloads: 44 This Week
    Last Update:
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  • 4
    winebox

    winebox

    Run Windows applications on any computer.

    WineBOX is an Open Source implementation of the Windows API and a program loader, allowing many unmodified Windows binaries to run on x86-based computers with out need a operative system.
    Downloads: 13 This Week
    Last Update:
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  • Atera - The depth of a full-stack IT platform, with the power of AI. Icon
    Atera - The depth of a full-stack IT platform, with the power of AI.

    Atera introduces your autonomous AI agent - Ensure operational efficiency at any scale with 24/7 autonomous IT support.

    Atera prioritizes security and compliance through robust protections that align with industry standards. Our AI-driven features were built on responsible AI principles and empower IT teams to work efficiently while maintaining trust and compliance.
    Learn More
  • 5
    DB Web Admin Provides access to your databases through a web interface. It gives users visibility into their SQL Server database instances. DBWA shows users Currently running SQL Queries, Historic Queries, and Fragmented Indexes. DBWA also allows users to kill currently running queries or run their own SQL queries. DBWA is implemented in ASP.NET MVC using C#. Previous Versions supported Oracle(PL/SQL and JSP), MS SQLServer (ASP), and MySQL/ODBC (C#.NET) versions.
    Downloads: 4 This Week
    Last Update:
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  • 6
    EasyDownloader is a download manager tool which allows Rapidshare members to automate downloading of files using their premium account. It offers downloading in multiple paralell streams, or queueing to download one after the other.
    Downloads: 4 This Week
    Last Update:
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  • 7
    GMaps
    GMaps is more than just another Map client. GMaps lets you plan your trips, routes your travel and find restaurants nearby. GMaps is the must have an app for any traveler or exploring the world, or individual who simply doesn't want to get lost around the city. Explore world landmarks, discover natural wonders,and step inside locations such as ATM's, Restaurants, Bank with GMaps. GMaps takes advantage of GPS & Network to get your position on Earth, helps you navigate freely on Maps and get your required directions. However, it doesn’t require you to sign up for a bunch of new accounts and services. Instead, GMaps lets you bring Google Earth & Google Maps onto one amazing looking platform where you can do everything in one place.
    Downloads: 2 This Week
    Last Update:
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  • 8
    A collection of tools related to the game Myst. Most notably, it can transform MOUL/Myst5/Crowthistle datafiles into POTS datafiles. It also allows you to download and install all the fan-Ages. For details see http://myst.dustbird.net/wiki/Drizzle
    Downloads: 2 This Week
    Last Update:
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  • 9
    JayMontana36 Pre-Built Minecraft Servers

    JayMontana36 Pre-Built Minecraft Servers

    Free Minecraft Servers tweaked for a lag-free experience!

    Free Minecraft Servers that come with a few of the most popular used plugins pre-installed by default, all preconfigured for a lag-free experience! - Optimized for low-end systems (beast-like on medium to high end systems). - Low RAM usage/requirements/consumption. - CrossCompatible between many different versions of Minecraft. - One Server Supports all 1.4.x, 1.5.x, 1.6.x, 1.7.x, 1.8.x, 1.9.x, 1.10.x, 1.11.x, 1.12, 1.12.2 clients all at the same time. - Fully Supports Linux, Windows, and Mac OS X. - Officially supports the MineOS Web UI created and owned by Will Dizon (this project however, is not affiliated with the MineOS Web UI nor William Dizon).
    Downloads: 3 This Week
    Last Update:
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  • SIEM | API Security | Log Management Software Icon
    SIEM | API Security | Log Management Software

    AI-Powered Security and IT Operations Without Compromise.

    Built on the Graylog Platform, Graylog Security is the industry’s best-of-breed threat detection, investigation, and response (TDIR) solution. It simplifies analysts’ day-to-day cybersecurity activities with an unmatched workflow and user experience while simultaneously providing short- and long-term budget flexibility in the form of low total cost of ownership (TCO) that CISOs covet. With Graylog Security, security analysts can:
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  • 10
    STGC is a browser-based game set in the Star Trek (tm) universe which has been developed over three years and now finally has gone open-source. For support please visit the homepage of this project.
    Downloads: 3 This Week
    Last Update:
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  • 11
    sanguo
    该软件主要是为了改善三国风云玩家的游戏体验,把玩家们从枯燥无味又繁重的点击劳动中解放出来。此工具可免费下载,绝无后门、木马,不信者可用防火墙监测访问的地址。
    Downloads: 1 This Week
    Last Update:
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  • 12
    This project seeks to provide a web-interface to a BetaBrite LED sign capbable of sending messages to the sign and displaying them. Additional modules can also be added to have the sign display weather information and RSS.
    Downloads: 2 This Week
    Last Update:
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  • 13
    JDuplicate is a free client/server multiplayer word game suite. It is multilingual and supports popular word games such as Duplicate and Scrabble(TM). The server and default client are written in Java; clients for KDE, OSX and Win32 are being tested.
    Downloads: 2 This Week
    Last Update:
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  • 14
    L2Net is .net Alternative Lineage 2 Server and Client.
    Downloads: 2 This Week
    Last Update:
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  • 15
    It is a word puzzle game which can be played online. It is a Java Applet that can show crossword puzzles. The clues of these kind of puzzles are in squares. The applet can be put on a web-page where visitors can solve crossword puzzles interactively.
    Downloads: 2 This Week
    Last Update:
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  • 16
    The name of this project is not a joke, but the name of a massively multiplayer online game playing in the time of the homo errectus. The entire game is easily customizable via XML to satisfy your
    Downloads: 2 This Week
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  • 17
    Java based Multiaccess Device Independent (Mobile, Internet and Broadband) Portal Platform including Applications such as Mail, Calender, Contacts, News, Chat, Ringtones, Icons, SMS applications. All the software are WAP,GSM,PCS,GRPS and 3G Compatible.
    Downloads: 1 This Week
    Last Update:
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  • 18
    We are creating 4 games in which players create their own unique kritters. See our home page for more info. Being created in Java, Python and GOaL.
    Downloads: 1 This Week
    Last Update:
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  • 19
    UniVeCS is a generic vehicle combat turn-based game system simulating a broad range of vehicles from starships and giant robots to cars and tanks in both single player and networked multi-player modes.
    Downloads: 1 This Week
    Last Update:
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  • 20
    Betty is a versatile and configurable betting Web site that you can install in your own network. It enables you to make friendly bets / forecasts between colleagues or friends. Current championships: RBS 6 Nations Rugby 2009, FIA Formula 1 2009.
    Downloads: 1 This Week
    Last Update:
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  • 21
    The ComicReader is a program to read daily comics like Garfield, Dilbert, Userfriendly and lots of other daily comics. The comicreader has unique features like autodownloading the comics, central managed comic definitions and the option to email comics.
    Downloads: 1 This Week
    Last Update:
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  • 22
    Computer remote control

    Computer remote control

    Use your smartphone as computer remote control with HTML5 browser.

    Use your smartphone or tablet as computer remote control with HTML5 browser using it as virtual keyboard and mouse. And it does not train more battery as average web surfing. Read more: http://www.foxjunior.eu/use-your-smartphone-or-tablet-as-virtual-keyboard-and-mouse/ If you find this free software useful, please help me with more rock'n roll coming! https://sourceforge.net/p/compremotecont/donate/
    Downloads: 1 This Week
    Last Update:
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  • 23
    Cux Bomberman

    Cux Bomberman

    JAVA websocket implementation for a bomberman-like game

    This application uses JAVA and Glassfish server to provide an active and simple webSocket server for an online, multiplayer bomberman-like game. It only requires a running glassfish server to deploy the application on and a MySQL database server. After deployment and first run, anyone can access your webserver, register and play the game, using only a web browser that has built-in support for webSockets
    Downloads: 1 This Week
    Last Update:
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  • 24
    EmuLinker is a fully featured Kaillera network server. Kaillera is a client/server system that virtually any emulator can implement to enable network play, by mapping "Player 2" input to another user over the Internet using UDP network communication.
    Downloads: 1 This Week
    Last Update:
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  • 25
    A MMO Version of a graphical NetHack. This game has 2 parts: A Server written in Java and a Client written in DarkBASIC.
    Downloads: 1 This Week
    Last Update:
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