Showing 1922 open source projects for "management system in java"

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  • 1
    PULSAR

    PULSAR

    Distributed pub-sub messaging system

    ...Low publish latency (< 5ms) at scale with strong durability guarantees. Configurable replication between data centers across multiple geographic regions. Built from the ground up as a multi-tenant system. Supports isolation, authentication, authorization and quotas. Persistent message storage based on Apache BookKeeper. IO-level isolation between write and read operations. Flexible messaging models with high-level APIs for Java, Go, Python, C++, Node.js, WebSocket and C#.
    Downloads: 7 This Week
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  • 2
    Apache RocketMQ

    Apache RocketMQ

    Distributed messaging and streaming platform with low latency

    ...Million-level message accumulation capacity in a single queue. Multiple messaging protocols like JMS and OpenMessaging. Flexible distributed scale-out deployment architecture. Lightning-fast batch message exchange system.
    Downloads: 5 This Week
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  • 3
    BiglyBT

    BiglyBT

    Feature-filled Bittorrent client based on the Azureus open source

    BiglyBT is a fully-featured, open-source BitTorrent client based on the former Vuze/Azureus codebase. It offers extensive functionality without ads, spyware, or paid features, making it a favorite for advanced users. BiglyBT includes detailed torrent management tools, built-in swarm merging, VPN detection, I2P support, and streaming capabilities. It’s highly customizable and supports a wide range of plugins, automation tools, and scheduling options. The client runs on Java and is available across major desktop platforms.
    Downloads: 48 This Week
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  • 4
    Universal G-Code Sender

    Universal G-Code Sender

    A cross-platform G-Code sender for GRBL, Smoothieware, etc.

    A full-featured gcode platform used for interfacing with advanced CNC controllers like GRBL , TinyG, g2core and Smoothieware. Universal Gcode Sender is a self-contained Java application that includes all external dependencies and can be used on most computers running Windows, MacOSX or Linux. With older versions of GRBL UGS is pretty reliable when it comes to jogging, but there are limitations. With GRBL 1.1 this is no longer the case when using the new JOG MODE syntax. This first-class jog...
    Downloads: 412 This Week
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  • 5
    YAGPDB

    YAGPDB

    Yet another general purpose discord bot

    YAGPDB, short for Yet Another General Purpose Discord Bot, is a modular multifunctional bot for Discord servers. It includes many server-management plugins, including moderation, logs, custom commands, reminders, reputation, feeds, notifications, and server statistics. The project is designed so different plugins can provide separate features while still depending on shared bot infrastructure when needed. It also includes a web control panel workflow for managing authorization and server...
    Downloads: 18 This Week
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  • 6
    Tribler

    Tribler

    Privacy enhanced BitTorrent client with P2P content discovery

    Tribler is a decentralized, privacy-enhanced BitTorrent client developed by researchers at Delft University of Technology. It introduces built-in anonymity using a Tor-like onion routing network and integrates its own blockchain for economic incentives and trust management. Tribler supports standard torrenting features along with distributed search, self-contained channels, and peer reputation. Its goal is to provide a fully autonomous file-sharing network without relying on external...
    Downloads: 28 This Week
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  • 7
    UNIT3D

    UNIT3D

    UNIT3D is a private torrent tracker built with Laravel, Livewire

    UNIT3D is a modern, open-source torrent tracker and private community platform built on Laravel. It includes features for user management, torrent uploading, peer tracking, and community interaction. UNIT3D is customizable and packed with functionality aimed at private tracker operators, offering a responsive design and a powerful admin panel.
    Downloads: 6 This Week
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  • 8
    Druid

    Druid

    Database connection pool written in Java

    Druid is an open-source database connection pool written in Java. Druid is able to provide an extensive number of powerful monitoring functionalities for database connection. Druid has been deployed to the maven central repository. Druid provides a monitoring feature that can be implemented through filter-chain. It also comes with WallFilter, that is based on the SQL semantic analysis to protect from SQL injection attacks. Monitor connection leaks and connect to other databases, like Oracle database.
    Downloads: 0 This Week
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  • 9
    CIM

    CIM

    Distributed instant messaging system for developers

    CIM(CROSS-IM)A developer-oriented system, provides components to help developers build their own distributed instant messaging system that can be a horizontal scaling IM. CIM is an IM Instant messaging system, can be applied as a message push middleware. IOT Message transparent transmission middleware in massive connection scenarios. Provides flexible horizontal expansion and contraction according to the actual situation. The server automatically removes offline clients. Client reconnects...
    Downloads: 2 This Week
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  • 10
    Danghuangshang

    Danghuangshang

    AI Court Building Complete Tutorial - From Zero Basics to Advanced

    Danghuangshang is a ready-to-use multi-agent collaboration system built around OpenClaw. It uses an imperial court metaphor where the user acts as the ruler and specialized AI agents act as ministers, reviewers, operators, and coordinators. The project supports several organizational modes, including a Ming-style cabinet, a Tang-style review workflow, and a modern executive-team structure. Agents can be assigned responsibilities such as coding, architecture, finance, operations, marketing, project management, legal review, and automated code inspection. ...
    Downloads: 6 This Week
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  • 11
    Telegram Software SMM

    Telegram Software SMM

    Universal SMM platform for Telegram

    Telegram Software SMM is a Python platform for centralizing Telegram marketing and community-management workflows. It combines audience segmentation, communication tools, account handling, and chat automation in one system. A browser-based control interface provides access to its main operational functions. The platform can select message templates according to audience attributes and track the status of communications. It also includes tools for validating audience records, managing Telegram sessions, and checking account availability or restrictions. ...
    Downloads: 1 This Week
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  • 12
    libsignal

    libsignal

    Home to the Signal Protocol and other cryptographic primitives

    libsignal is the foundational cryptographic library that implements the Signal Protocol and other essential primitives used across the official Signal clients and servers, enabling secure end-to-end encrypted communication. Written primarily in Rust with bindings and APIs surfaced for Java, Swift, and TypeScript, this library encapsulates critical algorithms like the Double Ratchet, prekey mechanisms, secure key storage, and zero-knowledge group primitives, along with additional utilities...
    Downloads: 7 This Week
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  • 13
    Rain

    Rain

    BitTorrent client and library in Go

    Rain is a fast, lightweight, and feature-rich BitTorrent client written in Go, designed to be used from the command line. It focuses on performance and simplicity, supporting both seeding and downloading operations with minimal system resource usage. Rain is ideal for automation, headless servers, and users who prefer terminal-based tools. It offers a clean API, making it easy to integrate into scripts and backend services that require torrent functionality. With its statically compiled...
    Downloads: 10 This Week
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  • 14
    Discord Ollama Integration

    Discord Ollama Integration

    Discord Bot that utilizes Ollama to interact with any LLMs

    Discord Ollama Integration is a TypeScript-based Discord bot that integrates directly with the Ollama runtime to provide conversational AI capabilities inside Discord servers. The project is designed to turn any Discord channel into an interactive AI assistant powered by locally hosted large language models, allowing users to chat, manage models, and control AI behavior through slash commands. It includes extensive command support for tasks such as summarization, model switching, listing...
    Downloads: 7 This Week
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  • 15
    OpenKM Document Management - DMS

    OpenKM Document Management - DMS

    Document Management System and Content Management System

    OpenKM Community Edition is a free Document Management System (DMS) that helps businesses control the production, storage, management and distribution of electronic documents, boosting effectiveness and productivity. It integrates document management, collaboration and advanced search into one easy-to-use solution, including administration tools for user roles, access control, security levels, activity logs and automation setup.
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    Downloads: 172 This Week
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  • 16
    Modoboa

    Modoboa

    Mail hosting made simple

    Modoboa is a mail hosting and management platform including a modern and simplified Web User Interface. It provides useful components such as an administration panel and webmail. Modoboa integrates with well known software such as Postfix or Dovecot. A SQL database (MySQL, PostgreSQL or SQLite) is used as a central point of communication between all components. Modoboa is developed with modularity in mind, expanding it is really easy. Actually, all current features are extensions. It is...
    Downloads: 2 This Week
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  • 17
    Aeron

    Aeron

    Efficient UDP unicast, UDP multicast, and IPC message transport

    ...Performance is the key focus. A design goal for Aeron is to be the highest throughput with the lowest and most predictable latency of any messaging system. Aeron integrates with Simple Binary Encoding (SBE) for the best possible message encoding and decoding performance. Many of the data structures used in the creation of Aeron have been factored out to the Agrona project.
    Downloads: 2 This Week
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  • 18
    VABlog

    VABlog

    YUV/PCM/H264/H265/AAC/FFmpeg/Opengl

    VABlog is a full-stack web application project that combines blogging functionality with multimedia and video-related features. It is designed as a learning-oriented system that demonstrates how to build a modern web platform with both frontend and backend components. The project includes user authentication, content publishing, and media management capabilities, allowing users to create and manage posts with embedded video content. It integrates database storage for handling user data, posts, and metadata, ensuring persistence and scalability. ...
    Downloads: 0 This Week
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  • 19
    AWS IoT SDK for JavaScript

    AWS IoT SDK for JavaScript

    SDK for connecting to AWS IoT from a device using JavaScript/Node.js

    A new AWS IoT Device SDK is now available. It is a complete rework, built to improve reliability, performance, and security. We invite your feedback! The aws-iot-device-sdk.js package allows developers to write JavaScript applications that access the AWS IoT Platform via MQTT or MQTT over the Secure WebSocket Protocol. It can be used in Node.js environments as well as in-browser applications. This package is built on top of mqtt.js and provides three classes: 'device', 'thingShadow' and...
    Downloads: 2 This Week
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  • 20
    Agentic Inbox

    Agentic Inbox

    A self-hosted email client with an AI agent, running entirely on Cloud

    ...It runs entirely on Cloudflare Workers, using serverless infrastructure to manage incoming and outgoing messages without relying on external email services. Each mailbox is isolated with its own storage, ensuring data separation and security while maintaining performance. The system supports full email functionality, including sending, receiving, threading, and attachment management through a modern web interface. Its AI agent can search conversations, summarize messages, and generate replies, while still requiring human approval before sending. The architecture combines durable state management, storage services, and AI inference into a unified workflow. ...
    Downloads: 0 This Week
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  • 21
    dcm4che is an implementation of DICOM and IHE actors in Java. Homepage: http://www.dcm4che.org, Google Group: http://groups.google.com/group/dcm4che?hl=en, Wiki: http://www.dcm4che.org/confluence, Issue Tracking: http://www.dcm4che.org/jira
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    Downloads: 1,232 This Week
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  • 22
    Files for Meteor.js

    Files for Meteor.js

    Upload files via DDP or HTTP to Meteor server FS

    Stable, fast, robust, and well-maintained Meteor.js package for file management using MongoDB Collection API. What does exactly this means? Calling .insert() method would initiate a file upload and then insert a new record into the collection. Calling .remove() method would erase stored file and records from MongoDB Collection. And so on, no need to learn new APIs. It's flavored with extra low-level methods like .unlink() and .write() for complex integrations.
    Downloads: 0 This Week
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  • 23
    Moodle

    Moodle

    A free course management system (CMS) to create online learning sites

    Moodle is a Course Management System (CMS), also known as a Learning Management System (LMS) or a Virtual Learning Environment (VLE). It is a Free web application that educators can use to create effective online learning sites. https://moodle.org/
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    Downloads: 39,255 This Week
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  • 24
    WinSCP

    WinSCP

    WinSCP is a free SFTP, SCP, S3, WebDAV, and FTP client for Windows.

    WinSCP is a popular free file manager for Windows supporting SFTP, FTP, FTPS, SCP, S3, WebDAV and local-to-local file transfers. A powerful tool to enhance your productivity with a user-friendly interface and automation options like .NET assembly or batch file scripting. Use WinSCP also for file editing, directory synchronization and site management. WinSCP is open-source and well documented. It is available in English and many other languages.
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    Downloads: 636,453 This Week
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  • 25
    OpenAS2

    OpenAS2

    AS2 1.1 server implementation in Java

    OpenAS2 is a java-based implementation of the EDIINT AS2 standard. It is intended to be used as a server. It is extremely configurable and supports a wide variety of signing and encryption algorithms. Supports very high traffic volume allowing parallel processing of files per partner. SUPPORT: Please use the Github issues and Discussions channels here: https://github.com/OpenAS2/OpenAs2App/ Requirements: - Java 17 or newer (tested with the LTS versions of Java up to 25) - Any OS that runs Java Planned enhancements in the next major release: - User interace configuration GUI - Certificate Exchange Management IMPORTANT: Java 8 is no longer supported.
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    Downloads: 115 This Week
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