Open Source Java Software - Page 17

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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.

  • $300 Free Credits to Build on Google Cloud Icon
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  • 1
    MOA - Massive Online Analysis

    MOA - Massive Online Analysis

    Big Data Stream Analytics Framework.

    A framework for learning from a continuous supply of examples, a data stream. Includes classification, regression, clustering, outlier detection and recommender systems. Related to the WEKA project, also written in Java, while scaling to adaptive large scale machine learning.
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    Downloads: 57 This Week
    Last Update:
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  • 2
    JMRI Model Railroad Interface

    JMRI Model Railroad Interface

    Java applications to control a model railroad layout.

    Java interfaces and sample implementations for controlling a model railroad layout from a personal computer. JMRI is intended as a jumping-off point for hobbyists to build their own layout controls. Includes the DecoderPro and PanelPro applications.
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    Downloads: 39 This Week
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  • 3
    XSLT syntax highlighting

    XSLT syntax highlighting

    Java based XSLT Processor extension for syntax highlighting

    Please note that project moved to GitHub: https://github.com/xmlark/xslthl This is an implementation of syntax highlighting as an extension module for XSLT processors (Xalan, Saxon), so if you have e.g. article about programming written in DocBook, code examples can be automatically syntax highlighted during the XSLT processing phase.
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    Downloads: 78 This Week
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  • 4
    Openfiler is a browser-based network storage management utility. Linux-powered, Openfiler delivers file-based Network Attached Storage (NAS) and block-based SAN in a single framework. It supports CIFS, NFS, HTTP/DAV, FTP, and iSCSI.
    Downloads: 51 This Week
    Last Update:
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    Cut Data Warehouse Costs by 54%

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  • 5
    PDF Split and Merge

    PDF Split and Merge

    Split and merge PDF files on any platform

    Split and merge PDF files with PDFsam, an easy-to-use desktop tool with graphical, command line and web interface.
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    Downloads: 219 This Week
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  • 6
    JSmooth creates standard Windows executable files (.exe) that smartly launch java applications. It makes java deployment much smoother and user-friendly, as it is able to find and run Java VMs by itself, or help the user get one if none are available.
    Downloads: 37 This Week
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  • 7
    Ant Media Server

    Ant Media Server

    Adaptive, ultra low latency streaming

    Real-time streaming engine delivers content with sub-0.5secs latency. Ant Media Server supports WebRTC, CMAF, HLS, RTMP, RTSP, SRT, Zixi and more for your needs. Ant Media Server is a real-time streaming engine software that provides adaptive, ultra low latency streaming by using WebRTC technology with ~0.5 seconds latency. Ant Media Server is auto-scalable and can run on-premise or on-cloud. Increase interaction and experience real-time video streaming. Ant Media Server WebRTC Streaming Solutions provide less than 0.5 seconds latency. Reach a broader audience with Adaptive Bitrate Streaming. Adaptive Bitrate makes it possible to play real-time streams on every screen at any internet speed. Effortlessly scale with auto-scalable cluster for thousands of publishers and viewers. Achieve sub-0.5s latency, support WebRTC, CMAF, DASH, HLS, RTMP, RTSP, SRT, and Zixi.
    Downloads: 8 This Week
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  • 8
    Block This

    Block This

    Free DNS based Ad Blocker for Android

    Block This 3.1 is a free and open source ad blocker for Android that works in all apps and browsers! It provides the additional benefits of malware protection, increased browsing speed and reduction of mobile data traffic. Block all in-app and browser advertisements, including video and audio ads, popup ads, banners, tracking cookies. Block This takes care about your security with its antivirus features! We've included a large list of common malware distributors to keep you safe from viruses. According to our average estimates, by blocking all of the ads on your Android phone, you can save up to 35% of your data plan. Bypass your internet provider censorship and access parts of the web that were previously inaccessible for you. Block This is also Open source, which means that anyone can look at, read and suggest improvements to the code base. If you are a developer you can contribute by creating a pull request to our GitHub repository.
    Downloads: 8 This Week
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  • 9
    Etar Calendar

    Etar Calendar

    Android open source calendar

    Etar is an open-source material-designed calendar made for everyone.
    Downloads: 8 This Week
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  • Veeam Data Platform v13.1 Icon
    Veeam Data Platform v13.1

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  • 10
    GRASSMARLIN

    GRASSMARLIN

    Provides situational awareness of Industrial Control Systems (ICS)

    GRASSMARLIN provides IP network situational awareness of industrial control systems (ICS) and Supervisory Control and Data Acquisition (SCADA) networks to support network security. Passively map, and visually display, an ICS/SCADA network topology while safely conducting device discovery, accounting, and reporting on these critical cyber-physical systems.
    Downloads: 8 This Week
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  • 11
    Ghidra MCP

    Ghidra MCP

    Socket based MCP Server for Ghidra

    GhidraMCP is a Ghidra plugin implementing the Model Context Protocol, bridging Ghidra's reverse engineering capabilities with AI assistants to enhance binary analysis tasks. ​
    Downloads: 8 This Week
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  • 12
    I2P

    I2P

    I2P is an anonymizing network to securely communicate

    The Invisible Internet is a privacy-by-design, people-powered network. It is a truly free and anonymizing Internet alternative. Get I2P. The Invisible Internet Project (I2P) is a fully encrypted private network layer. It protects your activity and location. Every day people use the network to connect with people without worry of being tracked or their data being collected. In some cases people rely on the network when they need to be discrete or are doing sensitive work. I2P hides the server from the user and the user from the server. All I2P traffic is internal to the I2P network. Traffic inside I2P does not interact with the Internet directly. It is a layer on top of the Internet. It uses encrypted unidirectional tunnels between you and your peers. No one can see where traffic is coming from, where it is going, or what the contents are. Additionally, I2P offers resistance to pattern recognition and blocking by censors.
    Downloads: 8 This Week
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  • 13
    Jenkins

    Jenkins

    Build great things at any scale

    Jenkins is the leading open-source automation server that allows you to build great things at any scale. Jenkins is built with Java and provides hundreds of plugins for building, deploying and automating virtually anything, allowing you to focus on more important things. Jenkins is often used for building projects, running tests, analyzing static code and deployment. Whatever is done repetitively, Jenkins can most likely execute and execute well, saving you time and optimizing your development process. Jenkins is easy to install, easy to configure and extensible via its plugin architecture. Start building smart with Jenkins!
    Downloads: 8 This Week
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  • 14
    KISS

    KISS

    Blazingly fast Android Launcher

    KISS (Keep It Simple and Stupid) is a blazingly fast yet incredibly small launcher for Android that requires nearly no memory to run. It expedites searching through the apps, contacts and settings of your Android device, giving you just one simple interface to find everything you need fast. No need to skim through dozens of other apps just to find one-- simply enter a few characters and hit enter. Need to make a call? Just enter the first three letters of the contact's name and hit the phone button. No more time and effort is wasted on searching, and you won't have to look at long lists of contacts or a grid of application icons doing absolutely nothing. KISS is smart and gets smarter as you keep using it, remembering your most commonly accessed search results.
    Downloads: 8 This Week
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  • 15
    PSI Probe

    PSI Probe

    Advanced manager and monitor for Apache Tomcat

    Advanced manager and monitor for Apache Tomcat, forked from Lambda Probe. Generally supported versions for third-party tomcat providers align with their support but earlier versions may still work. It is advisable in every case to use only supported tomcat releases per specific vendor. Our support will only be against non-CVE releases.
    Downloads: 8 This Week
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  • 16
    V3SP3R

    V3SP3R

    AI Flipper control

    V3SP3R is an experimental open-source project focused on integrating artificial intelligence with Flipper Zero control, aiming to create a more autonomous and intelligent interaction layer for hardware-based security tools. The project explores the concept of AI-assisted device control, where an intelligent system can interpret commands, automate workflows, and potentially orchestrate complex sequences of actions across Flipper functionalities. It is part of a broader ecosystem of projects by the same author that investigate prompt engineering, agent-based systems, and unconventional AI interaction paradigms. V3SP3R appears to emphasize automation and abstraction, reducing the need for manual device interaction by allowing higher-level instructions to drive hardware behavior. The project aligns with emerging trends in combining AI agents with physical tools, effectively bridging software intelligence and hardware execution.
    Downloads: 8 This Week
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  • 17
    Xonotic

    Xonotic

    Superproject containing build scripts and tools to download assets

    Xonotic is a free, open-source arena-style first-person shooter video game that emphasizes fast-paced movement, skill-based combat, and a diverse arsenal, with gameplay reminiscent of classic shooters like Quake and Unreal Tournament. Born as a community fork of the Nexuiz project to preserve open development principles, Xonotic runs on an enhanced version of the DarkPlaces engine and supports Windows, macOS, and Linux platforms with no installation required beyond extracting the game files. Players can enjoy a wide variety of multiplayer game modes—from traditional deathmatch and team captures to experimental variations like Nexball and Freeze Tag—each designed to exploit high mobility and deep map knowledge. The game includes dozens of official and community-created maps, robust server browsing, customizable HUD and controls, and even an integrated statistics system called XonStat for tracking performance.
    Downloads: 8 This Week
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  • 18
    java-client

    java-client

    Java language binding for writing Appium Tests

    Java language binding for writing Appium Tests conforms to W3C WebDriver Protocol. Since version 8 Appium Java Client had several major changes, which might require to update your client code. Make sure to follow the v7 to v8 Migration Guide in order to streamline the migration process.
    Downloads: 8 This Week
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  • 19
    zfoo

    zfoo

    Extremely fast enterprise server framework, can be used in RPC

    zfoo is an extremely fast enterprise server framework designed for RPC systems, game servers, web servers, and distributed application backends. It combines asynchronous execution, actor-style design, lock-free architecture, and native GraalVM support to deliver high scalability. The framework supports single-server, microservice, cluster, and gateway deployment modes, making it adaptable to different production architectures. Its protocol system supports many languages, including Java, Kotlin, Scala, JavaScript, TypeScript, C#, Go, Python, Rust, C++, PHP, Ruby, Lua, Dart, Swift, and GDScript. zfoo also includes modules for networking, serialization, ORM, scheduling, configuration, and operational development workflows. It is especially useful for teams building high-performance game services or enterprise systems that need a unified backend foundation.
    Downloads: 8 This Week
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  • 20
    reacTIVision
    reacTIVision is a computer vision framework for the fast and robust tracking of markers attached on physical objects, and the creation of multi-touch surfaces. It was designed for the rapid development of table-based tangible user interfaces.
    Downloads: 37 This Week
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  • 21
    respite vpn - ssh & openvpn injector

    respite vpn - ssh & openvpn injector

    Bypass your ISP's firewalls and connect to the internet!

    Source: https://github.com/AlizerUncaged/HTTP-Injector respite is a SSH/openVPN client that allows you to connect to the internet with custom injected HTTP Proxy headers. This application requires Java (https://www.java.com/en/download/) and .Net 4.5 (https://www.microsoft.com/en-ph/download/details.aspx?id=42642 .Net 4.5 is already preinstalled in Windows 10). There are many SSH and OpenVPN Server providers in the internet, one is https://www.tcpvpn.com HTTP Proxy responses override (source code): https://github.com/AlizerDoesJava/respite-proxy-override Please rate, any feedback is appreciated. The application and server providers are free.
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    Downloads: 117 This Week
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  • 22
    Bubble2

    Bubble2

    Android comic book reader, Image archive viewer. Simple yet comfy.

    Android comic book reader/Image archive viewer. Simple yet comfy. Open PDF, RAR, ZIP, 7Z, TAR files. Display BMP, JPG, GIF, PNG, WebP and JP2/J2K images. Based on Bubble v1.6.0 by Nazar Kanaev. Upgraded dependencies, enhancements as felt needed. This software is licensed under GNU General Public License v3.0 as stated on https://github.com/edeso/bubble2/blob/master/LICENSE.md . Sources and further information can be found on the project's website https://github.com/edeso/bubble2 .
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    Downloads: 210 This Week
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  • 23
    Whole Platform
    The Whole Platform is a technology for engineering the production of software. We provide an Eclipse based Language Workbench for developing, manipulating and transforming languages using a model driven approach.
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    Downloads: 209 This Week
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  • 24
    openQRM - Cloud Computing Platform

    openQRM - Cloud Computing Platform

    Get latest Edition here: http://www.openqrm-enterprise.com.

    openQRM is a web-based open source datacenter management and hybrid cloud computing platform that integrates flexibly with existing components in enterprise data centers. Releases available at https://github.com/openQRM/openqrm-community. Please visit http://www.openqrm-enterprise.com for latest 5.3 free Community Release. Includes important security updates, bugfixes and enhancements especially for KVM and Cloud plugin. openQRM abstracts Virtualization and supports the following virtualization technologies: KVM, XEN, Citrix XenServer, VMWare ESX & LXC. The Hybrid Cloud Connector in openQRM supports a range of private or public cloud providers to extend your infrastructure on demand via Amazon AWS, Eucalyptus or OpenStack. openQRM automates provisioning, virtualization, storage and configuration management, and it takes care of high-availability.
    Downloads: 37 This Week
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  • 25
    An easy to use JDBC benchmark that closely resembles the TPC-C standard for OLTP. RDBMS's presently supported include PostgreSQL, EnterpriseDB and Oracle.
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    Downloads: 59 This Week
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