Showing 223 open source projects for "backend"

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  • 1
    OpenEMM e-mail & marketing automation

    OpenEMM e-mail & marketing automation

    software for email automation (newsletters, transaction mails, etc.)

    ...OpenEMM offers tons of features for professional users, among them: a great user interface, template-based HTML mailings, automatic bounce management, mail opening and link tracking, lots of graphical realtime statistics, a content management system, self-defined and behaviour-based target groups, a multi-queue mail backend for maximum sending performance, a time-driven automated data import and export feature, an extensive set of webservices, a plugin interface to easily extend the core functionality, a scripting feature to enhance the functionality of OpenEMM with triggerable customized actions and an audit-proof user activity log.
    Downloads: 10 This Week
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  • 2
    Advanced Java

    Advanced Java

    Comprehensive guide to advanced Java topics and backend tech

    advanced-java is a curated knowledge base for Java developers seeking to deepen their understanding of advanced topics, including JVM internals, multithreading, networking, databases, system design, and common backend technologies. Written in Chinese, it serves as both a study guide and reference for preparing for technical interviews or mastering large-scale system development with Java.
    Downloads: 0 This Week
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  • 3
    K-Framework
    The KFramework is the first integral SOFEA/SOUI framework for web based business applications using Domain Driven Design. The framework provides a web delivered SWING frontend and a WebServices based backend.
    Downloads: 3 This Week
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  • 4
    lilith
    Lilith is a logging and access event viewer for Logback, log4j & java.util.logging. It has features comparable to Chainsaw for log4j. This means that it can receive logging events from remote applications using Logback as their logging backend
    Downloads: 3 This Week
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  • 5
    Spring Boot Learning

    Spring Boot Learning

    Spring Boot Tutorial Source Code

    SpringBootLearning is a collection of sample applications that accompanies an unofficial Chinese-language Spring Boot tutorial series. It starts with basic project creation and configuration, then expands into common backend development tasks. The examples cover JDBC, JPA, MyBatis, MongoDB, Redis, transactions, caching, and several messaging technologies. Additional modules demonstrate REST documentation, Swagger, file uploads, form validation, scheduled tasks, asynchronous methods, and service consumption. The repository also includes multi-module projects and Docker integration. ...
    Downloads: 0 This Week
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  • 6

    multilanguageServlet

    servlet for multilanguage simple html pages

    Library for tomcat that implements a servlet to deal with multi-language html pages. There is no magic ... You have to create a template of your html, replacing language dependent texts for labels with format: /*LABEL*/ And create one properties file for every language with those LABELs.
    Downloads: 0 This Week
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  • 7
    MCinaBox

    MCinaBox

    A Minecraft: Java Edition Launcher for Android

    ...MCinaBox is an open source project with the goal of building and developing a Minecraft Java Edition launcher that runs on an Android. Front End provides User Management, Minecraft Version Management, Minecraft Game Controller, Minecraft Startup Parameter Generation, Configuration Backend, Configuration and Management functions to reduce the workload of complete launcher development.
    Downloads: 31 This Week
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  • 8

    jWorldcup

    Bet webapp (not for money) focused to international soccer events

    This project is already inactive . Its successor is located at GitHub. Search for jworldcup-be-sb (backend) and jworldcup-ui-an (frontend). There is always an online production release during main soccer international tournaments at https://worldcup.zematix.hu where you can play at once without any installation procedure. Now let's go back to the old summary... jWorldcup, abbreviated Worldcup, is a simple bet game webapp focused to the main football (soccer) international events. ...
    Downloads: 0 This Week
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  • 9
    Litemall

    Litemall

    litemall = Spring Boot

    Litemall is a lightweight e-commerce system built with Spring Boot, MyBatis, and Vue.js, designed for small and medium-sized online retail platforms. It provides a full-featured backend management interface along with customer-facing mobile and web portals. Litemall supports common e-commerce features such as product catalog, order processing, payment integration, user management, and statistical analysis, making it easy to customize and deploy a standalone online store.
    Downloads: 6 This Week
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  • 10
    jsoncat

    jsoncat

    Lightweight HTTP framework built in Java

    ...The code has detailed comments (recently translated or annotated for Chinese readers), making it a practical study project for learning network programming, middleware design, and handler chains. Projects like this are especially useful for backend engineers or Java learners who want to demystify how web servers and routing frameworks work at a low level.
    Downloads: 0 This Week
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  • 11

    minuteProject

    Reverse-engineering tool

    MinuteProject is reverse-engineering tool. It generates application stacks for opensource technologies. Backend technologies: iBatis, Hibernate, JPA, JPA2, springframework. REST: JEE-jersey, CXF, springMVC. Front-end: Openxava, Grails, Play. Methodology: FitNesse. In incubator: vaadin, jsf-primefaces, jooq, rails.
    Downloads: 0 This Week
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  • 12
    PdfJumbler
    A simple tool to rearrange/merge/delete pages from PDF files. The modular backend system uses either JPedal or JPod to display PDFs and iText or Apache PDFBox to save them. !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Development of this project has moved to GitHub. Please check https://github.com/mgropp/pdfjumbler for current releases! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
    Downloads: 1 This Week
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  • 13
    VBlog

    VBlog

    V Tribe, a multi-user blog management platform

    VBlog is a full-stack, multi-user blogging platform built with Vue.js for the frontend and Spring Boot for the backend, designed to showcase real world integration of modern web technologies. It implements typical blogging features like user authentication, post creation and editing, commenting, tagging, search, and administrative dashboards, giving learners a complete picture of how a real content management system works. The project demonstrates how to structure a scalable codebase with separation of concerns between frontend and backend, and how to coordinate RESTful API endpoints with Vue components and state management. ...
    Downloads: 0 This Week
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  • 14
    Spring Cloud Examples

    Spring Cloud Examples

    Spring Cloud learning cases, service discovery, service governance

    ...For developers new to microservices or to Spring Cloud, this repo lowers the barrier to adoption by offering a ready-made baseline they can inspect, run, and modify. It can also function as a reference when designing architecture for a cloud-native backend, or as a starting point for a new microservices project.
    Downloads: 0 This Week
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  • 15
    material-about-library

    material-about-library

    Makes it easy to create beautiful about screens for your apps

    Makes it easy to create a beautiful about screen for your app. Generates an Activity or Fragment. If you use this library in your app, please let me know and I'll add it to the list.
    Downloads: 0 This Week
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  • 16
    Muon SSH Terminal/SFTP client

    Muon SSH Terminal/SFTP client

    Graphical SFTP client and terminal emulator with helpful utilities

    ...Muon has been tested with several Linux and UNIX servers, like Ubuntu server, CentOS, RHEL, OpenSUSE, FreeBSD, OpenBSD, NetBSD, and HP-UX. The application is targeted mainly towards web/backend developers who often deploy/debug their code on remote servers and not overly fond of complex terminal-based commands.
    Downloads: 5 This Week
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  • 17
    Cabos

    Cabos

    Cross-platform Gnutella file-sharing servent in Xojo with Java backend

    Cabos is a simple, elegant Gnutella file-sharing servent (server-client) compatible with Windows and Mac. It is written based on LimeWire code in Java, with a customised front-end in Xojo. Cabos emphasises simplicity and elegance: its user interface and preferences dialogue are sleek and polished. It includes Mojito DHT support. Cabos is the continuation of a project also called Cabos and run by a Japanese developer nicknamed heavy_baby; he has since ceased development on it and...
    Downloads: 3 This Week
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  • 18
    VHR

    VHR

    Front-end/back-end separated human resources management system

    VHR is a full-featured human resources management system that demonstrates a production-style Java backend paired with a modern web frontend. It organizes HR domains into clear modules such as employee records, departmental structure, job titles/levels, salary and attendance, training and appraisal, and system configuration. The backend follows a clean, RESTful architecture using Spring Boot with layered services, persistence mappers, and role-based access control so permissions are explicit and auditable. ...
    Downloads: 1 This Week
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  • 19
    Miaosha

    Miaosha

    Design and implementation of flash sale system

    Miaosha is a high-concurrency “flash sale” (秒杀) demo that explores how to design a backend capable of withstanding extreme, bursty traffic during limited-time events. It illustrates patterns like cache-first reads for hot data, request rate limiting, and asynchronous order processing to protect databases under load. The project demonstrates stock deduction strategies designed to avoid overselling, combining pre-decrement in cache with reliable persistence and message-driven confirmation. ...
    Downloads: 0 This Week
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  • 20
    Android Layout Engine

    Android Layout Engine

    A JSON based LayoutInflater for Android

    Proteus is meant to be a drop-in replacement for Android’s LayoutInflater; but unlike the compiled XML layouts bundled in the APK, Proteus inflates layouts at runtime. With Proteus, you can control your Apps layout from the backend (no WebViews). Forget the boilerplate code to findViewById, cast it to a TextView, and then setText(). Proteus has runtime data bindings and formatters. Plugin in your own custom views and attributes and functions to flavour proteus to your requirements.
    Downloads: 2 This Week
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  • 21
    java-Kcp

    java-Kcp

    Reliable udp network library (kcp algorithm) based on java netty

    ...Its documentation provides server and client examples, usage parameters, best practices, troubleshooting notes, and performance testing information. The library is positioned as stable enough for real projects and has been used in online production scenarios. It is useful for Java backend developers who need low-latency network transport without giving up reliability features.
    Downloads: 0 This Week
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  • 22
    VideoCalling

    VideoCalling

    LAN p2p video chat

    ...It provides a complete implementation of audio and video transmission, including signaling, media capture, and rendering within a browser-based environment. The project focuses on low-latency communication by leveraging direct peer connections, reducing reliance on centralized servers for media transfer. It includes backend components for signaling, typically using WebSocket-based communication to exchange session descriptions and connection data. The system supports camera and microphone integration, enabling live video and audio interaction between users. It also demonstrates handling of network conditions, connection states, and media stream synchronization. ...
    Downloads: 0 This Week
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  • 23
    Sistema de Gestion Academica (SGA)

    Sistema de Gestion Academica (SGA)

    Sistema que agiliza la gestion de una institucion academica

    La presente herramienta implementa un Sistema de Gestión Académica, es un software que simula la lógica que se implementa en una Matrícula para una Universidad, esto es la creación, modificación, eliminación y la búsqueda de: Estudiantes, Profesores, Ciclos, Grupos, Cursos y Carreras. Esta herramienta posee una peculiaridad, se implementan tres soluciones o tres proyectos: consola, desktop y web, posee una arquitectura de capas: Backend (capa de datos, entidades y control) y Frontend MVC, conexión con una base de datos Oracle.
    Downloads: 1 This Week
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  • 24
    inspectIT

    inspectIT

    inspectIT is the leading Open Source APM

    ...This allows easy monitoring of the performance that real users are facing in the browser. In addition, the inspectIT can correlate all user actions in the browser to the backend traces, thus providing a complete picture on the user experience.
    Downloads: 0 This Week
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  • 25
    Scan It

    Scan It

    Web scanner integrates with content repository through a REST Service

    Scan It project was created to facilitate and ease document scanning from web browsers. The project is built with C# as a backend, HTML as frontend and plenty of open source libraries. Solutions that depend on document digitization most of the time depend on scanners to be used within the project implementation. For instance, a project that is switched from hardcopy document processing to a softcopy document processing and the client needs that all old documents to be digitized. ...
    Downloads: 1 This Week
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