Showing 927 open source projects for "messaging"

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  • 1
    OpenWA

    OpenWA

    Free, Open Source, Self-Hosted WhatsApp API Gateway

    OpenWA is a self-hosted WhatsApp API gateway for developers who want control over their messaging infrastructure without depending on a closed vendor platform. It exposes WhatsApp-related actions through HTTP APIs, making it easier to connect messaging features to custom apps, automations, dashboards, and business workflows. The project supports multiple sessions, so one instance can manage more than one WhatsApp account. It also includes a modern web dashboard for managing sessions, webhooks, and API keys visually. ...
    Downloads: 6 This Week
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  • 2
    nexu

    nexu

    The simplest desktop client for OpenClaw

    nexu is an open-source desktop client that connects AI agents to messaging platforms such as WeChat, Feishu, Slack, and Discord. It is built around OpenClaw and is designed to make agent access available directly inside the chat apps people already use. The project emphasizes a simple graphical setup, double-click installation, built-in skills, multi-model support, and bring-your-own-key configuration.
    Downloads: 50 This Week
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  • 3
    Kiro Crew

    Kiro Crew

    A persistent workspace for development work that self-improves

    ...The system supports subagents, reusable skills, MCP tools, scheduled jobs, reactive webhooks, and installable workflow-specific apps. Users can interact through a desktop app, web dashboard, CLI, or messaging services such as Slack, Discord, Telegram, Teams, and WeChat. Security controls include approvals, sandboxing, sensitive-path protection, credential redaction, deny rules, audit events, and governance policies.
    Downloads: 76 This Week
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  • 4
    Memmy

    Memmy

    AI agent & local memory hub for all AI agents

    ...Historical sessions can be imported and converted into searchable long-term memory instead of remaining isolated in separate applications. The runtime supports a desktop app, an interactive CLI, a terminal interface, memory commands, and an OpenAI-compatible API. Skills, MCP servers, browser tools, messaging channels, and productivity integrations extend it from conversation into task execution. Users can choose account-based access or configure their own models and API keys. Memory, configuration, and application state remain on the local machine by default.
    Downloads: 48 This Week
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  • 5
    imsg

    imsg

    CLI for Apple's Messages.app so your agent can send and receive text

    ...Its architecture relies on AppleScript or RPC-style communication layers to expose iMessage interactions programmatically while maintaining compatibility with local macOS environments. imsg became an important component for integrating iMessage into autonomous assistant systems, enabling conversational AI workflows directly through Apple’s messaging platform. The project emphasizes local-first communication and direct integration with Apple infrastructure rather than relying on cloud relays. While newer approaches such as BlueBubbles integrations are emerging, imsg remains a foundational utility for local iMessage automation and AI messaging workflows.
    Downloads: 1 This Week
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  • 6
    Hermes Agent

    Hermes Agent

    The agent that grows with you

    ...Rather than functioning as a stateless chatbot, it maintains long-term memory across sessions and can generate searchable “Skill Documents” that capture how it solved complex tasks so it doesn’t start from scratch each time. The agent interfaces with messaging platforms like Telegram, Discord, Slack, and WhatsApp through a single gateway process, and also offers an interactive terminal user interface with history, autocomplete, and streamable tool output. It supports scheduled automation in natural language, allowing users to set up recurring tasks such as daily briefings or system audits that it runs unattended.
    Downloads: 35 This Week
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  • 7
    xmpp.js

    xmpp.js

    XMPP for JavaScript

    xmpp.js is a JavaScript library for the Extensible Messaging and Presence Protocol (XMPP), facilitating real-time communication features like instant messaging and presence information.
    Downloads: 1 This Week
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  • 8
    Autobahn|Python

    Autobahn|Python

    WebSocket and WAMP in Python for Twisted and asyncio

    ...It supports both Twisted and asyncio, giving developers flexibility depending on their preferred Python event framework. The WebSocket layer enables bidirectional real-time messaging between clients and servers. The WAMP layer adds routed remote procedure calls and publish-subscribe messaging for distributed applications. Autobahn Python is useful for dashboards, IoT systems, collaborative apps, backend services, messaging platforms, and applications that need real-time communication across components. It works especially well with a WAMP router such as Crossbar.io when building routed multi-service systems.
    Downloads: 0 This Week
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  • 9
    Crossbar.io

    Crossbar.io

    Crossbar.io - WAMP application router

    Crossbar.io is an open-source networking platform for distributed and microservice applications. It implements the Web Application Messaging Protocol, which allows application components to communicate through routed remote procedure calls and publish-subscribe messaging. The platform is designed to handle the messaging layer so developers can focus on business logic instead of building custom connection, routing, and event systems. It supports real-time application architectures where services, browsers, devices, and backend components need to exchange messages reliably. ...
    Downloads: 0 This Week
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  • 10
    NetMQ

    NetMQ

    A 100% native C# implementation of ZeroMQ for .NET

    NetMQ is a 100% native C# port of the lightweight messaging library ZeroMQ. NetMQ extends the standard socket interfaces with features traditionally provided by specialized messaging middleware products. NetMQ sockets provide an abstraction of asynchronous message queues, multiple messaging patterns, message filtering (subscriptions), seamless access to multiple transport protocols, and more.
    Downloads: 0 This Week
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  • 11
    Brighter

    Brighter

    A framework for building messaging apps with .NET and C#

    ...Brighter supports Task Queues. As such it can be used to improve performance by introducing concurrency using a queue, and/or as an integration strategy between Microservices using messaging via a lightweight broker. Brighter provides support for CQRS architecture. It provides a simple library for routing commands and events to handlers. Brighter allows you to offload work from your web process to a worker process via a task queue. This allows in or out-of-process handlers. Brighter can act as a communications library for microservices, allowing commands or events to be passed between services.
    Downloads: 12 This Week
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  • 12
    Live helper chat

    Live helper chat

    Live support for your website. Featuring web and mobile apps

    ...It supports a wide range of communication channels, including web chat widgets, email, and integrations with messaging platforms such as Facebook Messenger, Telegram, and WhatsApp. Advanced features such as chat automation, bots, proactive invitations, and analytics help businesses optimize customer engagement and response efficiency.
    Downloads: 0 This Week
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  • 13
    sticker-convert

    sticker-convert

    Convert (animated) stickers to/from WhatsApp, Telegram, Signal

    ...The project automates resizing, format conversion, and packaging requirements. Its design prioritizes ease of use and compatibility with popular messaging ecosystems. It enables seamless sharing and reuse of creative assets.
    Downloads: 2 This Week
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  • 14
    Laravel Telegraph

    Laravel Telegraph

    Telegraph is a Laravel package for fluently interacting with Telegram

    Telegraph is a Laravel package for fluently interacting with Telegram Bots made by def:studio.
    Downloads: 2 This Week
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  • 15
    Cinny

    Cinny

    Yet another matrix client

    ...The client also supports common Matrix features such as spaces, multi-account login, threads, and secure messaging patterns that make it competitive with other decentralized IM platforms.
    Downloads: 2 This Week
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  • 16
    LobsterAI

    LobsterAI

    Your 24/7 all-scenario AI agent that gets work done for you

    ...It also supports remote control through messaging platforms, making it possible to trigger tasks from a phone. LobsterAI is designed for users who want an agent that can actually perform work, not just answer questions.
    Downloads: 3 This Week
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  • 17
    goetas-webservices / soap-client

    goetas-webservices / soap-client

    PHP implementation of SOAP 1.1 and 1.2 client specifications

    PHP implementation of SOAP 1.1 and 1.2 client specifications. Pure PHP, no dependencies on ext-soap. Extensible (JMS event listeners support). PSR-7 HTTP messaging. PSR-17 HTTP messaging factories. PSR-18 HTTP Client. No WSDL/XSD parsing on production. IDE type hinting support. Only document/literal style is supported and the webservice should follow the WS-I guidelines. There are no plans to support the deprecated rpc and encoded styles. Webservices not following the WS-I specifications might work, but they are officially not supported. ...
    Downloads: 3 This Week
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  • 18
    LangBot

    LangBot

    Production-grade platform for building agentic IM bots

    LangBot is an open source platform designed to build and deploy AI-powered chatbots across multiple instant messaging ecosystems. The system allows developers to integrate large language models into messaging platforms so that bots can perform tasks, answer questions, and automate workflows directly within everyday communication tools. It supports numerous messaging services including Discord, Slack, Telegram, WeChat, and other enterprise communication systems, making it a flexible solution for both personal projects and organizational deployments. ...
    Downloads: 0 This Week
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  • 19
    MercuryMessaging

    MercuryMessaging

    Framework to facilitate communication in the Unity game engine

    ...The toolkit contains the Mercury messaging framework, which is a messaging and organizational framework built around the Mercury Protocol. Unity organizes its rendered scene objects (known in Unity as GameObjects) using a standard scene graph (known in Unity as the Scene Hierarchy). While Unity is very powerful, it is fairly difficult to achieve nonspatial communication between scriptable components of GameObjects (in Unity, known as MonoBehaviours).
    Downloads: 0 This Week
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  • 20
    appwrite

    appwrite

    Secure Backend Server for Web, Mobile & Flutter Developers

    Appwrite is a self-hosted and cloud backend-as-a-service platform that provides developers with all the core APIs required to build any application. Build your entire backend within minutes and scale effortlessly using Appwrite's open-source platform. Add Authentication, Databases, Functions, Storage, and Messaging to your projects using the frameworks and languages of your choice.
    Downloads: 2 This Week
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  • 21
    Hermes Desktop

    Hermes Desktop

    Desktop Companion for Hermes Agent

    ...Its real-time streaming chat interface includes markdown rendering, syntax highlighting, tool progress tracking, and token usage monitoring. Hermes Desktop also integrates messaging platforms, automation features, and customizable personas to create a comprehensive AI productivity environment.
    Downloads: 107 This Week
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  • 22
    Micro Cloud

    Micro Cloud

    A distributed OS built for the Cloud

    Micro addresses the key requirements for building services in the cloud. It leverages the microservices architecture pattern and provides a set of services which act as the building blocks of a platform. Micro deals with the complexity of distributed systems and provides simpler programmable abstractions to build on. Micro is the all encompassing end to end platform experience from source to running and beyond built with a developer first focus. Micro’s goal is to abstract away the...
    Downloads: 37 This Week
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  • 23
    GAIA

    GAIA

    Proactive personal AI assistant & companion for daily productivity

    ...Integrations cover services such as Gmail, Calendar, Slack, Linear, Notion, WhatsApp, Telegram, and Discord, with support for additional MCP servers. GAIA is available through web, desktop, and mobile interfaces and can also communicate through messaging platforms. The full-stack Nx monorepo includes Next.js, Electron, React Native, FastAPI, LangGraph, bots, voice processing, and Docker-based self-hosting.
    Downloads: 15 This Week
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  • 24
    Chronicle Queue

    Chronicle Queue

    Micro second messaging that stores everything to disk

    Micro second messaging that stores everything to disk. With millions of users worldwide, Chronicle Queue is a leading choice for organizations of all sizes seeking a low-latency, high-performance messaging framework. The Chronicle Queue Enterprise version eliminates compatibility issues and allows for the seamless integration and sharing of data between Java, Rust, Python, and C++ libraries.
    Downloads: 0 This Week
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  • 25
    Status - a Mobile Ethereum OS

    Status - a Mobile Ethereum OS

    A free (libre) open source, mobile OS for Ethereum

    Status is a secure messaging app, crypto wallet, and Web3 browser built with state-of-the-art technology. Integrated into one powerful super app for private secure communication. Safely send, store and receive cryptocurrencies including ERC20 and ERC721 tokens with the Status crypto wallet. Only you hold the keys to your funds. Status' intuitive design protects you and your funds from attacks.
    Downloads: 0 This Week
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