Java#

Java is a general-purpose, high-level, class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible. Compiled Java code can run on all platforms that support Java without the need to recompile.


Software#

This page lists all projects using this programming language or deployment platform. Only the main server-side requirements, packaging or distribution formats are considered.


Alf.io#

The open source ticket reservation system.

Website Source Code Demo

★1322 2024-05-20 Java GPL-3.0

Booking and Scheduling


Alfresco Community Edition#

The open source Enterprise Content Management software that handles any type of content, allowing users to easily share and collaborate on content.

Website Source Code

★124 2024-05-20 Java LGPL-3.0

Content Management Systems (CMS)


Apache Solr#

Solr is the popular, blazing-fast, open source enterprise search platform built on Apache Lucene.

Website Source Code

★1033 2024-05-21 Java Docker K8S Apache-2.0

Miscellaneous


Appsmith#

Cloud or self-hosted open-source platform to build admin panels, CRUD apps and workflows. Build everything you need, 10x faster.

Website Source Code

★31843 2024-05-21 Java Docker K8S Apache-2.0

Software Development - Low Code


Atsumeru#

Free and open source self-hosted manga/comic/light novel media server with clients for Windows, Linux, macOS and Android.

Website Source Code Clients

★60 2023-11-17 Java Docker MIT

Document Management - E-books


BigBlueButton#

Supports real-time sharing of audio, video, slides (with whiteboard controls), chat, and the screen. Instructors can engage remote students with polling, emojis, and breakout rooms.

Website Source Code

★8365 2024-05-14 Java LGPL-3.0

Communication - Video Conferencing


CommaFeed#

Google Reader inspired self-hosted RSS reader.

Website Source Code

★2505 2024-04-16 Java Docker Apache-2.0

Feed Readers


DeviceHive#

Open Source IoT Platform with a wide range of integration options.

Website Source Code Demo

★354 2024-02-16 Java Docker K8S Apache-2.0

Internet of Things (IoT)


Docspell#

Auto-tagging document organizer and archive.

Website Source Code

★1480 2024-05-17 Scala Java Docker GPL-3.0

Document Management


Druid#

Distributed, column-oriented, real-time analytics data store.

Website Source Code

★13221 2024-05-21 Java Docker Apache-2.0

Analytics


DSpace#

Turnkey repository application providing durable access to digital resources.

Website Source Code

★846 2024-05-16 Java BSD-3-Clause

Document Management - Institutional Repository and Digital Library Software


Eclipse Che#

Open source workspace server and cloud IDE.

Website Source Code

★6919 2024-05-20 Docker Java EPL-1.0

Software Development - IDE & Tools


Exadel CompreFace#

Face recognition system that provides REST API for face recognition, face detection, and other face services, and is easily deployed with docker. There are SDKs for Python and JavaScript languages. Can be used without prior machine learning skills.

Website Source Code

★4426 2023-11-14 Docker Java Nodejs Apache-2.0

Automation


Fedora Commons Repository#

Robust and modular repository system for the management and dissemination of digital content especially suited for digital libraries and archives, both for access and preservation.

Website Source Code

★204 2024-05-21 Java Apache-2.0

Document Management - Institutional Repository and Digital Library Software


Fess#

Fess is a very powerful and easily deployable Enterprise Search Server.

Website Source Code Demo

★965 2024-05-16 Java Docker Apache-2.0

Search Engines


Firefox Account Server#

This allows you to host your own Firefox accounts server.

Website Source Code

★562 2024-05-21 Nodejs Java MPL-2.0

Bookmarks and Link Sharing


Gerrit#

A code review and project management tool for Git based projects.

Website Source Code

★907 2024-05-21 Java Docker Apache-2.0

Software Development - Project Management


Gitblit#

Pure Java stack for managing, viewing, and serving Git repositories.

Website Source Code

★2252 2024-05-20 Java Apache-2.0

Software Development - Project Management


gitbucket#

Easily installable GitHub clone powered by Scala.

Website Source Code

★9069 2024-05-18 Scala Java Apache-2.0

Software Development - Project Management


GraphHopper#

Fast routing library and server using OpenStreetMap.

Website Source Code

★4732 2024-05-21 Java Apache-2.0

Maps and Global Positioning System (GPS)


Guacamole#

Guacamole is a clientless remote desktop gateway. It supports standard protocols like VNC and RDP.

Website Source Code

★2918 2024-05-02 Java C Apache-2.0

Remote Access


Hyphanet#

Anonymously share files, browse and publish freesites (web sites accessible only through Hyphanet) and chat on forums.

Website Source Code

★994 2024-05-10 Java GPL-2.0

Communication - Custom Communication Systems


Jitsi Video Bridge#

WebRTC compatible Selective Forwarding Unit (SFU) that allows for multiuser video communication.

Website Source Code

★2860 2024-05-20 Java deb Apache-2.0

Communication - Video Conferencing


Kill Bill#

Open-Source Subscription Billing & Payments Platform. Have access to real-time analytics and financial reports.

Website Source Code

★4419 2024-05-07 Java Docker Apache-2.0

Money, Budgeting & Management


Komga#

Media server for comics/mangas/BDs with API and OPDS support, a modern web interface for exploring your libraries, as well as a web reader.

Website Source Code

★3476 2024-04-24 Java Docker MIT

Document Management - E-books


LanguageTool#

Proofread more than 20 languages. It finds many errors that a simple spell checker cannot detect.

Website Source Code Clients

★11651 2024-05-21 Java Docker LGPL-2.1

Miscellaneous


Metabase#

Easy, open-source way for everyone in your company to ask questions and learn from data.

Website Source Code

★36839 2024-05-21 Java Docker AGPL-3.0

Analytics


Mindustry#

Factorio-like tower defense game. Build production chains to gather more resources, and build complex facilities.

Website Source Code

★21285 2024-05-20 Java GPL-3.0

Games


OFBiz#

Enterprise Resource Planning system with a suite of business applications flexible enough to be used across any industry.

Website Source Code

★? ? Java Apache-2.0

Resource Planning


OneDev#

All-In-One DevOps Platform. With Git Management, Issue Tracking, and CI/CD. Simple yet Powerful.

Website Source Code

★? ? Java Docker K8S MIT

Software Development - Project Management


Openfire#

Real time collaboration (RTC) server.

Website Source Code

★2801 2024-03-28 Java Apache-2.0

Communication - XMPP - Servers


openHAB#

Vendor and technology agnostic open source software for home automation.

Website Source Code

★887 2024-05-20 Java EPL-2.0

Internet of Things (IoT)


Openmeetings#

Openmeetings provides video conferencing, instant messaging, white board, collaborative document editing and other groupware tools using API functions of the Red5 Streaming Server for Remoting and Streaming.

Website Source Code

★? ? Java Apache-2.0

Groupware


OpenOLAT#

OpenOLAT is a web-based learning management system for teaching, education, assessment and communication.

Website Source Code Demo

★291 2024-05-21 Java Apache-2.0

Learning and Courses


OpenRemote#

Open-Source IoT Platform - IoT Asset management, Flow Rules and WHEN-THEN rules, Data visualization, Edge Gateway.

Website Source Code Demo

★1104 2024-05-20 Java AGPL-3.0

Internet of Things (IoT)


OpenRouteService#

Selfhosted route service with directions, isochrones, time-distance matrix, route optimization, etc.

Website Source Code Demo

★1290 2024-05-15 Docker Java GPL-3.0

Maps and Global Positioning System (GPS)


OpenSearch#

Open source distributed and RESTful search engine.

Website Source Code

★8844 2024-05-21 Java Docker K8S deb Apache-2.0

Search Engines


OpenTripPlanner#

Multimodal trip planning software based on OpenStreetMap data and consuming published GTFS-formatted data to suggest routes using local public transit systems.

Website Source Code

★2096 2024-05-21 Java Javascript LGPL-3.0

Maps and Global Positioning System (GPS)


paper{s}pace#

Small web application to manage all your offline documents. Provides a searchable storage for your documents and reminds you of upcoming tasks.

Website Source Code

★? ? Java MIT

Document Management


Para#

Flexible and modular backend framework/server for object persistence, API development and authentication.

Website Source Code

★517 2024-05-21 Java Docker Apache-2.0

Software Development - API Management


Pastefy#

Beautiful, simple and easy to deploy Pastebin with optional Client-Encryption, Multitab-Pastes, an API, a highlighted Editor and more.

Website Source Code Clients

★231 2024-03-12 Docker K8S Java MIT

Pastebins


Peergos#

Secure and private space online where you can store, share and view your photos, videos, music and documents. Also includes a calendar, news feed, task lists, chat and email client.

Website Source Code

★? ? Java AGPL-3.0

File Transfer & Synchronization


RStudio Server#

Web browser based IDE for R.

Website Source Code

★4569 2024-05-20 Java C++ AGPL-3.0

Software Development - IDE & Tools


SCM Manager#

The easiest way to share and manage your Git, Mercurial and Subversion repositories over http.

Website Source Code

★129 2024-05-14 Java deb Docker K8S BSD-3-Clause

Software Development - Project Management


Scoold#

Stack Overflow in a JAR. An enterprise-ready Q&A platform with full-text search, SAML, LDAP integration and social login support.

Website Source Code Demo

★818 2024-05-21 Java Docker K8S Apache-2.0

Communication - Social Networks and Forums


Sharry#

Share files easily over the internet between authenticated and anonymous users (both ways) with resumable up- and downloads.

Website Source Code

★763 2024-05-17 Scala Java deb Docker GPL-3.0

File Transfer - Single-click & Drag-n-drop Upload


Simply Shorten#

A simple URL shortener that just shortens links.

Website Source Code

★? ? Java Docker MIT

URL Shorteners


SIP3#

VoIP troubleshooting and monitoring platform.

Website Source Code Demo

★? ? Java Apache-2.0

Communication - SIP


Stirling-PDF#

Local hosted web application that allows you to perform various operations on PDF files, such as merging, splitting, file conversions and OCR.

Website Source Code

★27204 2024-05-21 Docker Java Apache-2.0

Document Management


Streama#

Self hosted streaming media server.

Website Source Code

★9587 2024-04-04 Java MIT

Media Streaming - Video Streaming


Syndie#

Syndie is a libre system for operating distributed forums.

Website Source Code

★? ? Java CC0-1.0

Communication - Custom Communication Systems


Teedy#

Lightweight document management system packed with all the features you can expect from big expensive solutions (Ex SismicsDocs).

Website Source Code Demo

★1796 2024-05-17 Docker Java GPL-2.0

Document Management


Thingsboard#

Open-source IoT Platform - Device management, data collection, processing and visualization.

Website Source Code Demo

★15817 2024-05-21 Java Docker K8S Apache-2.0

Internet of Things (IoT)


Tigase#

XMPP server implementation in Java.

Website Source Code

★314 2024-05-20 Java GPL-3.0

Communication - XMPP - Servers


Tolgee#

Developer & translator friendly web-based localization platform enabling users to translate directly in the app they develop.

Website Source Code

★1237 2024-05-17 Docker Java Apache-2.0

Software Development - Localization


Traccar#

Java application to track GPS positions. Supports loads of tracking devices and protocols, has an Android and iOS App. Has a web interface to view your trips.

Website Source Code Demo

★? ? Java Apache-2.0

Maps and Global Positioning System (GPS)


XWiki#

Second generation wiki that allows the user to extend its functionalities with a powerful extension-based architecture.

Website Source Code Demo

★934 2024-05-21 Java Docker deb LGPL-2.1

Wikis


Yacy#

Peer based, decentralized search engine server.

Website Source Code

★3275 2024-05-20 Java Docker K8S GPL-2.0

Search Engines


Zimbra Collaboration#

Email, calendar, collaboration server with Web interface and lots of integrations.

Website Source Code

★? ? Java GPL-2.0 CPAL-1.0

Groupware