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
    Allows editing of any size file in hexadecimal, decimal and ASCII. A great tool that allows you to edit and analyze the contents for either the data or resource fork of any type of file. 68K, PPC and Carbon run on MacOS 7-9 and X.
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    Downloads: 207 This Week
    Last Update:
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  • 2
    Alfresco Community Edition

    Alfresco Community Edition

    Open Source Enterprise Content Management ECM

    The open source Enterprise Content Management (ECM) software that handles any type of content, allowing users to easily share and collaborate on content.
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    Downloads: 132 This Week
    Last Update:
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  • 3
    Liferay Portal

    Liferay Portal

    The world's leading open source portal

    Liferay Portal is the world's leading enterprise open source portal framework, offering integrated Web publishing and content management, an enterprise service bus and service-oriented architecture, and compatibility with all major IT infrastructure. Check GitHub for our latest releases: https://github.com/liferay/liferay-portal/releases https://github.com/liferay/liferay-ide/releases
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    Downloads: 118 This Week
    Last Update:
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  • 4
    Untangle
    Untangle is a Linux-based network gateway with pluggable modules for network applications like spam blocking, web filtering, anti-virus, anti-spyware, intrusion prevention, bandwidth control, captive portal, VPN, firewall, and more. Visit http://untangle.com
    Downloads: 24 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
    eXo Platform - Digital Workplace

    eXo Platform - Digital Workplace

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

    eXo Platform is an open-source digital workplace solutions for growing teams and enterprises, featuring: ✅ Internal Communications ✅ Team Collaboration ✅ Knowledge Management ✅ Productivity and Employee Recognition use cases. eXo stands out by: 👍 its fluid and integrated employe experience, on desktop and mobile 👍 the platform’s ease of use 👍 innovative employee engagement features. 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: 9 This Week
    Last Update:
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  • 6
    The AJAX JSP Tag Library is a set of JSP tags that simplify the use of Asynchronous JavaScript and XML (AJAX) technology in JavaServer Pages. Development moved to Mercurial
    Downloads: 13 This Week
    Last Update:
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  • 7
    JAMWIKI IS NO LONGER UNDER ACTIVE DEVELOPMENT. JAMWiki is a Wiki engine implemented using Java/JSP that attempts to provide much of the functionality of MediaWiki. It can be run with or without a database and is designed to be fast and easy to set up.
    Downloads: 2 This Week
    Last Update:
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  • 8
    OpenReports is a powerful, flexible, and easy to use web reporting solution that provides browser based, parameter driven, dynamic report generation and flexible report scheduling capabilities. Supports JasperReports, JFreeReport, JXLS, and Eclipse BIRT
    Downloads: 3 This Week
    Last Update:
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  • 9
    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: 1 This Week
    Last Update:
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  • Teradata VantageCloud Enterprise is a data analytics platform for performing advanced analytics on AWS, Azure, and Google Cloud. Icon
    Teradata VantageCloud Enterprise is a data analytics platform for performing advanced analytics on AWS, Azure, and Google Cloud.

    Power faster innovation with Teradata VantageCloud

    VantageCloud is the complete cloud analytics and data platform, delivering harmonized data and Trusted AI for all. Built for performance, flexibility, and openness, VantageCloud enables organizations to unify diverse data sources, run complex analytics, and deploy AI models—all within a single, scalable platform.
    Learn More
  • 10
    Portofino

    Portofino

    Create a webapp from an existing database in 30 seconds - Java/Groovy

    Portofino is a free and open source web platform that helps developers create outstanding enterprise applications by addressing three specific needs: productivity, features and architecture. Among its features: content management, CRUD, database connectivity, calendars, charts, security and easy customization using Groovy.
    Downloads: 3 This Week
    Last Update:
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  • 11
    DLESE (Digital Library for Earth System Education) is a community-supported digital library dedicated to the collection, enhancement, and distribution of materials that facilitate learning about the Earth. Sponsored by the US National Science Foundation.
    Downloads: 4 This Week
    Last Update:
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  • 12
    Jada Site is a Java based, easy to use and feature-rich content management and e-commerce system. It not only focused on content management, it helps sites and companies to market and sell their products.
    Downloads: 1 This Week
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  • 13
    Generic and flexible secure web application to manage clients, invoices, contracts and events reservations. It is built in Java with Internationalisation feature.
    Downloads: 1 This Week
    Last Update:
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  • 14
    Makumba

    Makumba

    Moved to GitHub: https://github.com/makumba

    Makumba helps you rapidly develop data driven web applications. Provides a custom JSP taglib as a main interface, but leaves API open for advanced access. It is implemented in Java. Moved to GitHub: https://github.com/makumba
    Downloads: 1 This Week
    Last Update:
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  • 15
    Social Networking Site with all basic functionalities
    Downloads: 1 This Week
    Last Update:
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  • 16
    Ace Operator is a tool for enabling live communications between company representatives and online users from web sites. By clicking on the "live help" button, customers can get access to company representatives and exchange information in real-time.
    Downloads: 1 This Week
    Last Update:
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  • 17
    BugTraking is a Bugzilla like project. Written in Java.
    Downloads: 1 This Week
    Last Update:
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  • 18
    Corinis CCM is a content and community management system. It combines all the power of a professional content management solution (WYSIWIG editing, versioning, role-based QA, and more) with the flexibility and ease of use of a web community framework.
    Downloads: 1 This Week
    Last Update:
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  • 19
    Crackleback is a Java servlet framework for back-office business systems. Its goal is to address 90% of a system's function points, to cut development costs by 90%, and to permit the business analyst--not the programmer--to build 90% of the system.
    Downloads: 1 This Week
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  • 20
    DougDocX is a system which allows users to generate documents from web forms based on OpenOffice templates. The users create the templates, upload them, describe the fields they contain, validates, and adds them to DougDocX.
    Downloads: 1 This Week
    Last Update:
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  • 21
    Identifiers.org is a system providing resolvable and persistent identifiers, in the form of URIs, used to identify data for the scientific community, with a current focus on the Life Sciences domain. The provision of resolvable identifiers (URLs) fits well with the Semantic Web vision, and the Linked Data initiative. The resolving services of Identifiers.org rely on the information stored in the MIRIAM Registry.
    Downloads: 1 This Week
    Last Update:
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  • 22
    Incredible hosting system
    Downloads: 1 This Week
    Last Update:
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  • 23
    Jahia Digital Experience Manager

    Jahia Digital Experience Manager

    Open-Source Digital Experience Management Platform for Enterprises

    Jahia is a leading provider of a customizable Digital Experience Management platform that aggregates apps, data and content and breaks down organizational silos to innovate the digital customer experience to gain digital agility now and sustainable competitive advantage with one-to-one customer relationships. Jahia is the only Enterprise Content Management System that combines the modularity of PHP frameworks with the strength of the most solid Java Open Source standards. It features integrated Portal, Web publishing and content management, Document management, collaboration and multi-channel publishing as well as compatibility with all major IT infrastructure. Jahia Community Forum: http://www.jahia.com/cms/home/community/forum.html
    Downloads: 1 This Week
    Last Update:
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  • 24
    Jat is an easy to extend Java Open Source framework. It supplies modular and flexible basic functionality to develop Java applications, improving application start-up time. Jat Portal is an enhanced version for building a complete Web Application.
    Downloads: 1 This Week
    Last Update:
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  • 25
    LOTS is a web-based, fully integrated E-learning system. It is a complete solution to accomplish multiple online courses covering thousands of students. As a specialty it contains SQL and XQuery training modules including tutorials and example databases.
    Downloads: 1 This Week
    Last Update:
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