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
  • AI-generated apps that pass security review Icon
    AI-generated apps that pass security review

    Stop waiting on engineering. Build production-ready internal tools with AI—on your company data, in your cloud.

    Retool lets you generate dashboards, admin panels, and workflows directly on your data. Type something like “Build me a revenue dashboard on my Stripe data” and get a working app with security, permissions, and compliance built in from day one. Whether on our cloud or self-hosted, create the internal software your team needs without compromising enterprise standards or control.
    Try Retool free
  • 1

    wxWidgets Dialog Designer

    Dev-C++ with wxWidgets designer

    wxDev-C++ is an opensource wxWidgets Dialog designer that mimics the Delphi/Borland C++ Builder designer.
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    Downloads: 137 This Week
    Last Update:
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  • 2
    PNG (Portable Network Graphics image format) and MNG (Multiple-image Network Graphics image and animation format) home sites
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    Downloads: 108 This Week
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  • 3
    JTidy is a Java port of HTML Tidy, a HTML syntax checker and pretty printer. Like its non-Java cousin, JTidy can be used as a tool for cleaning up malformed and faulty HTML. In addition, JTidy provides a DOM parser for real-world HTML.
    Downloads: 14 This Week
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  • 4
    Compiere ERP + CRM Business Solution
    Compiere ERP+CRM is the leading open source ERP solution for Distribution, Retail, Manufacturing and Service industries. Compiere automates accounting, supply chain, inventory and sales orders. Compiere ERP is distributed under GPL V2 by Compiere, Inc.
    Downloads: 6 This Week
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  • Atera all-in-one platform IT management software with AI agents Icon
    Atera all-in-one platform IT management software with AI agents

    Ideal for internal IT departments or managed service providers (MSPs)

    Atera’s AI agents don’t just assist, they act. From detection to resolution, they handle incidents and requests instantly, taking your IT management from automated to autonomous.
    Learn More
  • 5
    Web Spider, Web Crawler, Email Extractor

    Web Spider, Web Crawler, Email Extractor

    Free Extracts Emails, Phones and custom text from Web using JAVA Regex

    In Files there is WebCrawlerMySQL.jar which supports MySql Connection Free Web Spider & Crawler. Extracts Information from Web by parsing millions of pages. Store data into Derby Database and data are not being lost after force closing the spider. - Free Web Spider , Parser, Extractor, Crawler - Extraction of Emails , Phones and Custom Text from Web - Export to Excel File - Data Saved into Derby and MySQL Database - Written in Java Cross Platform Also See Free email Sender : https://sourceforge.net/projects/gitst-free-email-ender/ Please install Microsoft OpenJDK to start the application https://www.microsoft.com/openjdk
    Downloads: 13 This Week
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  • 6
    Magnolia CMS

    Magnolia CMS

    Java CMS that delivers smartphone simplicity on an enterprise scale

    Magnolia is an open Java CMS that delivers smartphone simplicity on an enterprise-scale. The mobile-inspired HTML5 user interface works through customisable, task-focused Apps, a notification stream called the Pulse, and a system of Favorites for quickly accessing the workspace. Magnolia CMS allows organizations to orchestrate online services, sales and marketing across all digital channels, maximizing the impact of every touchpoint. Magnolia’s open-source technology, support of open standards such as CMIS and JCR, as well as integration with the Spring Framework, enable developers to unlock back-end systems and third-party applications. Magnolia CMS enterprise customers include: Abbott Diabetes Care, Al Arabiya, Allianz, Atlassian, DFAS, EADS, Generali Group, ING Bank, Foxtel, Michelin, Migros, Pirelli, Sony, TeliaSonera and US Navy. Magnolia is used in more than 100 countries across the world by governments and leading FORTUNE 500 enterprises.
    Downloads: 2 This Week
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  • 7
    JCppEdit v4.0

    JCppEdit v4.0

    Best IDE for Beginners

    JCppEdit is a free as well as "best IDE for Beginners" and is your one-stop IDE for all your coding needs. Whether you need to finish your Java project or submit your first HTML web page or perhaps have a need to code in C language while executing a java program into a Java IDE, JCppEdit will help you achieve your goals easily. Exploring your project and detecting an error in your code is much easier. You will not waste time detecting errors before compiling codes because you will get a real-time notification whenever you are making any mistake in your C, C++, and Java codes. You can also create multiple projects, delete, rename, cut and copy multiple files and folders in your project folder using project explorer. The programming languages that can be compiled and executed include; C, C++, Java, Java applet, C graphics, HTML, CSS, JavaScript and XML. If you are looking for a hassle-free, coding experience, then JCppEdit is the best option for you. The smooth interface and lig
    Downloads: 3 This Week
    Last Update:
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  • 8
    Web Spider, Web Crawler, Email Extractor

    Web Spider, Web Crawler, Email Extractor

    Free Extracts Emails, Phones and custom text from Web using JAVA Regex

    In Files there is WebCrawlerMySQL.jar which supports MySql Connection Please follow this link to get latest version https://sourceforge.net/projects/web-spider-web-crawler-extract/ Free Web Spider & Crawler. Extracts Information from Web by parsing millions of pages. Store data into Derby OR MySQL Database and data are not being lost after force closing the spider. - Free Web Spider , Parser, Extractor, Crawler - Extraction of Emails , Phones and Custom Text from Web - Export to Excel File - Data Saved into Derby Database - Written in Java Cross Platform See also Free Email Sender in this link: https://sourceforge.net/projects/gitst-free-email-ender/ Please install Microsoft OpenJDK to start the application https://www.microsoft.com/openjdk
    Downloads: 2 This Week
    Last Update:
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  • 9
    Mindtree Insight

    Mindtree Insight

    Log file parser and viewer

    Insight, the analysis TechTool for developers is a platform independent tool for viewing & analying run time meta data of applications. It aids in trouble shooting problems, and aids the developer in every day work through very advanced log analysis.
    Downloads: 6 This Week
    Last Update:
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  • Rent Manager Software Icon
    Rent Manager Software

    Landlords, multi-family homes, manufactured home communities, single family homes, associations, commercial properties and mixed portfolios.

    Rent Manager is award-winning property management software built for residential, commercial, and short-term-stay portfolios of any size. The program’s fully customizable features include a double-entry accounting system, maintenance management/scheduling, marketing integration, mobile applications, more than 450 insightful reports, and an API that integrates with the best PropTech providers on the market.
    Learn More
  • 10
    CoinSparc SEO suite for Android

    CoinSparc SEO suite for Android

    Full SEO (Search Engine Optimization) app for Android.

    Packing all necessary tools used for SEO including URL submitter, Search Engine Ping tool, Site Stability Analyzer, All Major Webmaster Toolkits (Google, Bing, Yahoo, Yandex, Baidu), Keyword Density Checker, Rank Checkers, Backlink Builders, Sitemap Submitter Social Media Metrics & Analysis tools, Mass traffic generator and Blogging tools & tips. CoinSparc delivers the power of a fully fledged PC application to your smartphone. It certainly replaces the tens of different application you use for SEO by bundling all of them into one compact app. A must have tool for all Bloggers, Website Owners, Marketers and Android Web lovers.
    Downloads: 2 This Week
    Last Update:
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  • 11
    OpenCHAT is a 100% HTTP and HTML based chat server written in Java. It has it´s own stand alone HTTP server integrated and does not need any Applet or special software on client side to run on, but only a frames enabled web browser.
    Downloads: 1 This Week
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  • 12
    Fully packaged linux distribution to provide internet access and resource management to small and medium companies.
    Downloads: 1 This Week
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  • 13
    Zeus provides a graphical environment to build distributed agent systems. A rule engine, planner and visualisation tools are included. The released version contains some extensions for the DAML semantic web project, Web Services integration features, a
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    Downloads: 1 This Week
    Last Update:
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  • 14
    optimizesuite

    optimizesuite

    Optimize your web site

    OptimizeSuite provides the greatest reduction without quality loss of web site static elements, such as images, css files and javascript files. Decreasing the size of the web pages improve load time, so a greater usability and user satisfaction is obtained. You will get more bounce rate and more visits in your website.
    Downloads: 1 This Week
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  • 15
    /etc/groups is a prefuse application that enables the visualisation of a database of groups and organisations and the way they are related together. It enables filter on data and a graphical search engine. It uses GraphML for the data input.
    Downloads: 0 This Week
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  • 16
    AnyWikiDraw is a graphical editor for rapid editing of drawings and diagrams on Wiki pages. Supported file formats: SVG, PNG, JPEG and DRAW. Supported Wikis: MediaWiki, PmWiki and TWiki.
    Downloads: 0 This Week
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  • 17
    Barracuda is an open-source Presentation Framework designed to make it easier to build servlet based webapps by applying proven client-server patterns to the web development paradigm. It includes: -DOM based templating mechanism for better separation
    Downloads: 0 This Week
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  • 18
    Baykit Conv is the library which gives a map between IANA encoding and Java encoding. We can supplement JavaVM's encoding mapping with Baykit Conv.
    Downloads: 0 This Week
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  • 19
    BioMAJ (BIOlogie Mises A Jour) is a workflow engine dedicated to data synchronization and processing. It automates the data mioring process.Developed in Java and Ant, the application is compatible with various Unix-based systems.
    Downloads: 0 This Week
    Last Update:
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  • 20
    Workspace Container for your Enterprise System The core use Struts2, Spring, Hibernate. Cimande featuring Role Management, Module Management, Site Management, User Management, Security Management (User Level, Role Level and Transaction Level). Please vis
    Downloads: 0 This Week
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  • 21
    This project will be the candidate reference implementation (RI) and candidate technology compatibility kit (TCK) for JCP JSR188, the CC/PP Processing Java API: http://www.jcp.org/en/jsr/detail?id=188
    Downloads: 0 This Week
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  • 22
    Downloads: 0 This Week
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  • 23
    The idea of this project is to have a program that could download data from several popular sites. For backup purposes. Currently support Fotolog.com and Facebook is on the works (Right now supports Album download). Changelog: http://bit.ly/DL_CL
    Downloads: 0 This Week
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  • 24
    ESXX (pronounced "Essex") is a rather silly acronym and stands for "ECMAScript, SQL, XML and XSLT". It's a very simple and easy-to-use, yet powerful, XML Application Server written in Java (6) and utilizing FastCGI for web server communication.
    Downloads: 0 This Week
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  • 25
    Egothor is a high-performance, full-featured text search engine written entirely in Java. It is a technology suitable for nearly any application that requires full-text search.
    Downloads: 0 This Week
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