Showing 263 open source projects for "messaging"

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  • 1
    Athena Java

    Athena Java

    Java Backend Knowledge Graph

    ...Several sections frame concepts as interview conversations and include resume and job-preparation guidance. Project examples cover common web systems, permissions, shopping carts, file handling, and messaging platforms. The repository functions as a structured study index for students preparing for Java backend work and technical interviews.
    Downloads: 2 This Week
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  • 2
    Modular Monolith with DDD

    Modular Monolith with DDD

    Full Modular Monolith application with Domain-Driven Design approach

    This is a sample / starter architecture project for building a modular monolith application using Domain-Driven Design (DDD) principles in .NET. It aims to show how to structure a monolithic application into modules (bounded contexts), while preserving separation of concerns, maintainability, and scalability, without splitting into microservices. Showing the application of best practices and object-oriented programming principles. Presentation of some architectural considerations, decisions,...
    Downloads: 2 This Week
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  • 3
    mall-swarm

    mall-swarm

    Microservices edition of the mall e-commerce system

    ...The repository is structured to show how cross-service concerns like service registry, configuration center, monitoring, distributed transactions, API gateway and messaging are done in microservice architecture. It is used as a teaching platform to help engineers migrate from monolith to microservices, grasp the patterns, pitfalls and infrastructure considerations (e.g., Nacos, Seata). The documentation includes diagrams of system architecture, business architecture, service organization, and shows how to set up on Kubernetes.
    Downloads: 0 This Week
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  • 4
    Emitter

    Emitter

    High performance, distributed, low latency publish-subscribe platform

    Emitter is a real-time communication service for connecting online devices. The Publish-Subscribe messaging API is built for speed and security. The simple and efficient messaging platform for all of your gaming, IoT and web apps. Emitter can be used for online gaming and mobile apps by satisfying the requirements for low latency, binary messaging, and high throughput. It can also be used for real-time web applications such as dashboards or visual analytics or chat systems. ...
    Downloads: 0 This Week
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  • 5
    LMAX Disruptor

    LMAX Disruptor

    High performance inter-thread messaging library

    LMAX aims to be the fastest trading platform in the world. Clearly, in order to achieve this we needed to do something special to achieve very low-latency and high-throughput with our Java platform. Performance testing showed that using queues to pass data between stages of the system was introducing latency, so we focused on optimising this area. The Disruptor is the result of our research and testing. We found that cache misses at the CPU-level, and locks requiring kernel arbitration are...
    Downloads: 3 This Week
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  • 6
    Botpress

    Botpress

    Dev tools to reliably understand text and automate conversations

    ...A visual conversation studio to design multi-turn conversations and workflows. An emulator & a debugger to simulate conversations and debug your chatbot. Support for popular messaging channels like Slack, Telegram, MS Teams, Facebook Messenger, and an embeddable web chat. An SDK and code editor to extend the capabilities. Post-deployment tools like analytics dashboards, human handoff and more.
    Downloads: 6 This Week
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  • 7
    react-chat-elements

    react-chat-elements

    Reactjs chat elements chat UI, react chat components

    react-chat-elements is a React-based UI library specifically designed for building chat and messaging interfaces with minimal effort. It provides a set of prebuilt components such as message bubbles, chat lists, input fields, avatars, and typing indicators, all styled to resemble modern messaging applications. The library is intended to accelerate development by offering ready-to-use elements that handle common chat interface requirements without requiring developers to design them from scratch. ...
    Downloads: 0 This Week
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  • 8

    mastodon4kt

    Mastodon Kotlin Library

    This is based on https://github.com/sys1yagi/mastodon4j The project needs restructuring and updating.
    Downloads: 0 This Week
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  • 9
    LifeAI is an artificial intelligence system that can be applied to robotics, games, or business. It simulates key processes of our minds, such as organizing data into concepts and categories, planning actions based on their predicted outcome, and communication. LifeAI was designed to be simple, but powerful and flexible enough to have many applications.
    Downloads: 0 This Week
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  • 10
    jackal

    jackal

    Instant messaging server for the Extensible Messaging

    jackal is a free, open-source, high-performance XMPP server that aims to be known for its stability, simple configuration and low resource consumption. Customizable, enforced SSL/TLS. Stream compression (zlib), database connectivity for storing offline messages and user settings (PostgreSQL 9.5+, BoltDB). Caching (Redis 6.2+), clustering capabilities (etcd 3.4+) Expose Prometheus metrics, cross-platform (OS X, Linux). To make it easy to install jackal via Helm in Kubernetes a chart has been...
    Downloads: 0 This Week
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  • 11
    Spring Boot Examples

    Spring Boot Examples

    Spring Boot tutorials, technology stack example code

    spring-boot-examples is a collection of small, runnable projects that teach Spring Boot “by example,” emphasizing minimal dependencies and practical, copy-pasteable patterns. The repository provides multiple standalone demos (e.g., web, scheduling, persistence, messaging, caching, Docker) to help beginners quickly grasp common components and idioms. The author notes that all examples have been updated to Spring Boot 3.0, with earlier 1.x and 2.x code paths kept accessible for reference. Each sample focuses on a single topic—such as Web MVC, WebFlux, Thymeleaf, JPA/MyBatis CRUD, file upload, Redis/MongoDB, RabbitMQ, and containerization—so you can learn one concept at a time and compose them later. ...
    Downloads: 1 This Week
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  • 12
    FlutterFire

    FlutterFire

    A collection of Firebase plugins for Flutter apps

    ...The central plugin is firebase_core, which initializes the Firebase app instance. Through FlutterFire, developers can use authentication, real-time database, Firestore, cloud functions, analytics, messaging, storage, and more from their Flutter code. The project includes tooling (e.g. the FlutterFire CLI) to assist in configuring Firebase projects and managing plugin versions. The goal is to make Firebase a seamless, first-class backend option for cross-platform Flutter apps, handling platform differences (iOS, Android, web) under the hood.
    Downloads: 0 This Week
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  • 13
    architecture.taobao-alibaba

    architecture.taobao-alibaba

    Curated technical archive focused on the systems behind WeChat

    ...It is not an executable application, but a research repository that gathers presentations, papers, and architecture documents in one place. The collection covers backend evolution, distributed storage, messaging, social feeds, payment red packets, video delivery, push notifications, and high-concurrency design. Several documents examine PaxosStore and the consistency strategies used in large-scale services. Others explore performance optimization for hybrid apps, music products, and mobile web video. The repository is useful for engineers, architects, and students studying how production systems scale under massive demand.
    Downloads: 2 This Week
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  • 14
    Spring Boot Demo

    Spring Boot Demo

    A project for in-depth study and practical application of Spring Boot

    This repository is a hands-on, “deep learning by doing” collection of Spring Boot demos that you can run and study module by module. It currently includes 66 planned integrations (with 55 completed) spanning monitoring, logging, templating, data access, caching, messaging, scheduling, search, security, and more. The master branch targets Spring Boot 2.1.0.RELEASE with a parent POM that centralizes common dependency versions; the older v-1.5.x branch is frozen and its contents are being migrated to master. Each demo ships with its own README and some require pre-initialized database data before launching. ...
    Downloads: 0 This Week
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  • 15
    OICQ

    OICQ

    Tencent QQ Bot Library for Node.js

    OICQ is a fast, feature-rich QQ client library for Node.js, enabling developers to interact with the QQ messaging platform programmatically.
    Downloads: 2 This Week
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  • 16
    SpringBoot Labs

    SpringBoot Labs

    A repository covering six columns

    ...The project provides an extensive collection of example modules, each demonstrating a specific framework integration or architectural pattern within the Spring ecosystem. Topics include web development, microservices, security, messaging, distributed systems, DevOps deployment, and cloud-native application design. Unlike simple tutorials, SpringBoot-Labs dives deeply into practical, production-oriented setups, showing how different technologies and configurations work together in real-world scenarios. The repository is designed for developers who already understand the basics of Spring Boot and want to expand their skills into more complex and modern use cases. ...
    Downloads: 1 This Week
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  • 17
    Provider

    Provider

    InheritedWidgets, but simple

    provider is a lightweight state management approach for Flutter that wraps InheritedWidget to expose data down the widget tree in a clean, idiomatic way. It popularized simple patterns like ChangeNotifierProvider and Consumer to rebuild only the widgets that need updates. The library offers convenient providers for synchronous values, streams, and futures, plus utilities like MultiProvider and ProxyProvider to compose dependencies. Its appeal is minimal boilerplate, readability, and ease of...
    Downloads: 0 This Week
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  • 18
    protostuff

    protostuff

    Java serialization library, proto compiler, code generator

    A java serialization library with built-in support for forward-backward compatibility (schema evolution) and validation.
    Downloads: 0 This Week
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  • 19
    Botkit

    Botkit

    Tool for building chat bots, apps and custom integrations

    An open source developer tool for building chat bots, apps and custom integrations for major messaging platforms. Part of the Microsoft Bot Framework. We love bots, and want to make them easy and fun to build! Include Botkit into your Node application and boot up a controller that will define your bot's behaviors. In this case, we're setting up a bot to use with the Bot Framework Emulator. Tell the bot to listen for users saying "hello," and use `bot.reply` to send an immediate response. ...
    Downloads: 1 This Week
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  • 20
    Messaging APIs

    Messaging APIs

    Messaging APIs for multi-platform

    Messaging APIs is a mono repo that collects APIs needed for bot development. It helps you build your bots using a similar API for multiple platforms, e.g. Messenger, LINE. Learn once and make writing cross-platform bots easier. If you are looking for a framework to build your bots, Bottender may suit for your needs. It is built on top of Messaging APIs and provides some powerful features for bot building.
    Downloads: 0 This Week
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  • 21
    Metl ETL Data Integration

    Metl ETL Data Integration

    Simple message-based, web-based ETL integration

    Metl is a simple, web-based ETL tool that allows for data integrations including database, files, messaging, and web services. Supports RDBMS, SOAP, HTTP, FTP, SFTP, XML, FIXLEN, CSV, JSON, ZIP, and more. Metl implements scheduled integration tasks without the need for custom coding or heavy infrastructure. It can be deployed in the cloud or in an internal data center, and it was built to allow developers to extend it with custom components.
    Downloads: 8 This Week
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  • 22
    tmi.js

    tmi.js

    Javascript library for the Twitch Messaging Interface

    Connect to and interact with Twitch chat (IRC) from Node.js or a browser. Control the delay in milliseconds between JOIN requests when using the channels array option. Minimum of 300 milliseconds. If the identity has special permission from Twitch for a higher join rate then you should implement your own calls to the client.join method. Disable receiving JOIN/PART events for other users. Good for decreasing network traffic when joining lots of channels or you don't care about this data....
    Downloads: 4 This Week
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  • 23
    NATS HTTP Round Tripper

    NATS HTTP Round Tripper

    This is a Golang http.RoundTripper that uses NATS as a transport

    nats-roundtripper provides an HTTP-like client transport built on top of NATS, the high-performance messaging system. It exposes an API compatible with the common “RoundTripper” abstraction, enabling developers to route request/response traffic through NATS subjects rather than traditional HTTP connections. This pattern lets services running in distributed environments take advantage of NATS’ low latency and flexible topology while retaining familiar client semantics.
    Downloads: 0 This Week
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  • 24
    Ooui Web Framework

    Ooui Web Framework

    UI library that brings the simplicity of native UI development to web

    ...This socket is used to keep the server's in-memory model of the UI (the one you work with as a programmer) in sync with the actual UI shown to the user in their browser. This is done using a simple messaging protocol with JSON packets.
    Downloads: 0 This Week
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  • 25
    Awesome Blazor

    Awesome Blazor

    Resources for Blazor, a .NET web framework using C#/Razor

    ...Because it's real .NET running on WebAssembly, you can re-use code and libraries from server-side parts of your application. Alternatively, Blazor can run your client logic on the server. Client UI events are sent back to the server using SignalR, a real-time messaging framework. Once execution completes, the required UI changes are sent to the client and merged into the DOM.
    Downloads: 0 This Week
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