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The Top 5,762 Messaging Open Source Projects

Categories > Messaging > Messaging
Nsq ⭐ 21,255
A realtime distributed messaging platform
dependent packages 11total releases 49most recent commit 2 months ago
Telegram ⭐ 20,144
Telegram for Android source
total releases 2most recent commit 5 days ago
Rocketmq ⭐ 17,529
Mirror of Apache RocketMQ
dependent packages 54total releases 18most recent commit 2 days ago
Disruptor ⭐ 14,959
High Performance Inter-Thread Messaging Library
dependent packages 865total releases 28most recent commit 2 days ago
Jsqmessagesviewcontroller ⭐ 11,234
An elegant messages UI library for iOS
total releases 39most recent commit 4 years ago
Pulsar ⭐ 11,114
Apache Pulsar - distributed pub-sub messaging system
dependent packages 56total releases 27most recent commit 15 hours ago
Nats Server ⭐ 11,072
High-Performance server for NATS.io, the cloud and edge native messaging system.
dependent packages 932total releases 415most recent commit 2 days ago
Botkit ⭐ 10,702
Botkit is an open source developer tool for building chat bots, apps and custom integrations for major messaging platforms.
dependent packages 142total releases 85most recent commit 3 months agonpm botkit} Downloads
Emqx ⭐ 9,851
An open-source, cloud-native distributed MQTT broker for IoT.
most recent commit 18 hours ago
Rabbitmq Server ⭐ 9,700
Open source RabbitMQ: core server and tier 1 (built-in) plugins
dependent packages 13total releases 134most recent commit 2 days agohex amqp_client} Downloads
Synapse ⭐ 9,615
Synapse: Matrix homeserver written in Python 3/Twisted.
dependent packages 5total releases 261most recent commit a day agopypi matrix-synapse} Downloads
Chat ⭐ 8,940
Instant messaging platform. Backend in Go. Clients: Swift iOS, Java Android, JS webapp, scriptable command line; chatbots
dependent packages 1total releases 130most recent commit 2 days ago
Open Im Server ⭐ 8,582
即时通讯IM
most recent commit a day ago
Quickstart Android ⭐ 8,154
Firebase Quickstart Samples for Android
most recent commit 2 days ago
Libzmq ⭐ 7,741
ZeroMQ core engine in C++, implements ZMTP/3.1
dependent packages 14total releases 2most recent commit 2 months ago
Deepstream.io ⭐ 6,984
deepstream.io server
dependent packages 22total releases 68most recent commit 12 days agonpm deepstream.io} Downloads
Im Server ⭐ 6,676
即时通讯(IM)系统
most recent commit 5 days ago
Community Edition ⭐ 6,310
Free and Open Source messaging and emailing app that combines common web applications into one.
most recent commit 2 months ago
Centrifugo ⭐ 6,133
Scalable real-time messaging server in a language-agnostic way. Set up once and forever.
total releases 11most recent commit 2 days ago
Aeron ⭐ 6,060
Efficient reliable UDP unicast, UDP multicast, and IPC message transport
dependent packages 24total releases 84most recent commit 8 days ago
Berty ⭐ 5,753
Berty is a secure peer-to-peer messaging app that works with or without internet access, cellular data or trust in the network
dependent packages 1total releases 1,042most recent commit 2 days ago
Ejabberd ⭐ 5,232
Robust, Ubiquitous and Massively Scalable Messaging Platform (XMPP, MQTT, SIP Server)
total releases 40most recent commit 2 days ago
Messagekit ⭐ 5,166
A community-driven replacement for JSQMessagesViewController
total releases 45most recent commit 2 months ago
Masstransit ⭐ 4,618
Distributed Application Framework for .NET
dependent packages 362total releases 988most recent commit 2 days agonuget MassTransit} Downloads
Jocko ⭐ 4,516
Kafka implemented in Golang with built-in coordination (No ZK dep, single binary install, Cloud Native)
most recent commit 4 months ago
Messenger ⭐ 4,361
Open source, native iOS Messenger, with realtime chat conversations (full offline support).
most recent commit 17 days ago
Messagedisplaykit ⭐ 4,285
An IM App like WeChat App has to send text, pictures, audio, video, location messaging, managing local address book, share a circle of friends, drifting friends, shake a fun and more interesting features.
total releases 45most recent commit 5 years ago
Franz ⭐ 4,147
Franz is a free messaging app for services like WhatsApp, Slack, Messenger and many more.
dependent packages 2total releases 16most recent commit 2 months agonpm @meetfranz/theme} Downloads
Qtox ⭐ 4,095
qTox is a chat, voice, video, and file transfer IM client using the encrypted peer-to-peer Tox protocol.
most recent commit 17 days ago
Php Amqplib ⭐ 4,056
The most widely used PHP client for RabbitMQ
dependent packages 593total releases 65most recent commit a month agopackagist php-amqplib/php-amqplib} Downloads
Nats.go ⭐ 4,000
Golang client for NATS, the cloud native messaging system.
dependent packages 1,130total releases 167most recent commit 2 days ago
Bottender ⭐ 3,842
⚡️ A framework for building conversational user interfaces.
dependent packages 18total releases 215most recent commit 4 months agonpm bottender} Downloads
Desktop ⭐ 3,643
The desktop vault (Windows, macOS, & Linux).
most recent commit 2 days ago
Incubator Heron ⭐ 3,590
Apache Heron (Incubating) is a realtime, distributed, fault-tolerant stream processing engine from Twitter
dependent packages 2total releases 25most recent commit 4 days ago
Qksms ⭐ 3,486
The most beautiful SMS messenger for Android
most recent commit 8 months ago
Chatkit ⭐ 3,468
Android library. Flexible components for chat UI implementation with flexible possibilities for styling, customizing and data management. Made by Stfalcon
most recent commit 8 months ago
Patchwork ⭐ 3,445
A decentralized messaging and sharing app built on top of Secure Scuttlebutt (SSB).
dependent packages 4total releases 68most recent commit a year agonpm ssb-patchwork} Downloads
Ricochet ⭐ 3,411
Anonymous peer-to-peer instant messaging
most recent commit 3 years ago
Actor Platform ⭐ 3,307
Actor Messaging platform
dependent packages 11total releases 101most recent commit 2 years ago
Strimzi Kafka Operator ⭐ 3,278
Apache Kafka® running on Kubernetes
dependent packages 2total releases 33most recent commit 17 hours ago
Chatsecure Ios ⭐ 3,019
ChatSecure is a free and open source encrypted chat client for iOS that supports OTR and OMEMO encryption over XMPP.
most recent commit a year ago
Vernemq ⭐ 2,789
A distributed MQTT message broker based on Erlang/OTP. Built for high quality & Industrial use cases.
most recent commit 2 days ago
Netmq ⭐ 2,528
A 100% native C# implementation of ZeroMQ for .NET
dependent packages 126total releases 63most recent commit 10 days agonuget NetMQ} Downloads
Vuvuzela ⭐ 2,401
Private messaging system that hides metadata
most recent commit 3 years ago
Kombu ⭐ 2,385
Messaging library for Python.
dependent packages 2total releases 14most recent commit 4 days ago
Signal Cli ⭐ 2,318
signal-cli provides an unofficial commandline and dbus interface for signalapp/libsignal-service-java
most recent commit 5 days ago
Liftbridge ⭐ 2,271
Lightweight, fault-tolerant message streams.
dependent packages 2total releases 66most recent commit 2 months ago
Laravel Messenger ⭐ 2,160
Simple user messaging package for Laravel
dependent packages 8total releases 58most recent commit 5 months agopackagist cmgmyr/messenger} Downloads
Rpush ⭐ 2,068
The push notification service for Ruby.
dependent packages 6total releases 43most recent commit a month agorubygems rpush} Downloads
Chats ⭐ 2,062
Open-Source Messaging App
most recent commit a year ago
Crossbar ⭐ 1,980
Crossbar.io - WAMP application router
most recent commit 9 days ago
Elasticmq ⭐ 1,937
In-memory message queue with an Amazon SQS-compatible interface. Runs stand-alone or embedded.
dependent packages 31total releases 55most recent commit 10 days ago
Ockam ⭐ 1,913
Build Trust with a simple developer experience and powerful primitives that orchestrate end-to-end encryption, key management, authorization policy enforcement, and mutual authentication.
dependent packages 20total releases 58most recent commit 21 hours agocargo ockam_core} Downloads
Nservicebus ⭐ 1,864
The most popular service bus for .NET
dependent packages 338total releases 730most recent commit 2 days agonuget NServiceBus} Downloads
Js Signals ⭐ 1,843
Custom Event/Messaging system for JavaScript inspired by AS3-Signals
most recent commit 7 years ago
Rebus ⭐ 1,827
🚌 Simple and lean service bus implementation for .NET
most recent commit 3 days ago
Mainflux ⭐ 1,808
Industrial IoT Messaging and Device Management Platform
dependent packages 11total releases 25most recent commit 8 days ago
Messaging Apis ⭐ 1,775
Messaging APIs for multi-platform
dependent packages 14total releases 112most recent commit 2 months agonpm messaging-api-messenger} Downloads
Timy Messenger ⭐ 1,764
Timy - open source mobile app for groups to communicate and organize themselves. Built with flutter.
most recent commit 5 months ago
Magma ⭐ 1,748
The magma server daemon, is an encrypted email system with support for SMTP, POP, IMAP, HTTP and MOLTEN,. Additional support for DMTP and DMAP is currently in active development.
most recent commit 2 months ago
Hangups ⭐ 1,734
the first third-party instant messaging client for Google Hangouts
dependent packages 5total releases 41most recent commit 20 days agopypi hangups} Downloads
Awesome Mqtt ⭐ 1,697
A curated list of MQTT related stuff. ✨
most recent commit 5 months ago
Im_service ⭐ 1,665
golang im server
total releases 4most recent commit 8 months ago
Servicebusexplorer ⭐ 1,607
The Service Bus Explorer allows users to connect to a Service Bus namespace and administer messaging entities in an easy manner. The tool provides advanced features like import/export functionality or the ability to test topic, queues, subscriptions, relay services, notification hubs and events hubs.
most recent commit 7 days ago
Foundatio ⭐ 1,565
Pluggable foundation blocks for building distributed apps.
dependent packages 58total releases 458most recent commit 3 days agonuget Foundatio} Downloads
Sandglass ⭐ 1,529
Sandglass is a distributed, horizontally scalable, persistent, time sorted message queue.
total releases 9most recent commit 4 years ago
Themis ⭐ 1,525
Easy to use cryptographic framework for data protection: secure messaging with forward secrecy and secure data storage. Has unified APIs across 14 platforms.
dependent packages 3total releases 11most recent commit a month ago
Chat Sdk Android ⭐ 1,506
Chat SDK Android - Open Source Mobile Messenger
most recent commit 5 months ago
Mongooseim ⭐ 1,493
MongooseIM is Erlang Solutions' robust, scalable and efficient XMPP server, aimed at large installations. Specifically designed for enterprise purposes, it is fault-tolerant and can utilise the resources of multiple clustered machines.
most recent commit 2 days ago
Rabbit.js ⭐ 1,483
Messaging in Node.JS made easy using RabbitMQ
dependent packages 53total releases 13most recent commit 3 years agonpm rabbit.js} Downloads
Dom Examples ⭐ 1,453
Code examples that accompany various MDN DOM and Web API documentation pages
most recent commit 5 days ago
Line Bot Sdk Python ⭐ 1,446
LINE Messaging API SDK for Python
dependent packages 11total releases 31most recent commit 18 days agopypi line-bot-sdk} Downloads
Talk ⭐ 1,422
Talk is a real-time users messaging and chatting system Laravel.
dependent packages 4total releases 19most recent commit 10 months agopackagist nahid/talk} Downloads
Bloom ⭐ 1,398
The simplest way to de-Google your life and business: Inbox, Calendar, Files, Contacts & much more
most recent commit a day ago
Rabbitmq Delayed Message Exchange ⭐ 1,392
Delayed Messaging for RabbitMQ
total releases 3most recent commit 11 days ago
Autobahn Js ⭐ 1,384
WAMP in JavaScript for Browsers and NodeJS
dependent packages 108total releases 49most recent commit 3 months agonpm autobahn} Downloads
Vice ⭐ 1,372
Go channels at horizontal scale (powered by message queues)
dependent packages 4total releases 3most recent commit 20 days ago
Plumber ⭐ 1,361
A swiss army knife CLI tool for interacting with Kafka, RabbitMQ and other messaging systems.
total releases 92most recent commit 2 days ago
Beaver ⭐ 1,344
💨 A real time messaging system to build a scalable in-app notifications, multiplayer games, chat apps in web and mobile apps.
total releases 21most recent commit 12 days ago
Bunny ⭐ 1,297
Bunny is a popular, easy to use, mature Ruby client for RabbitMQ
dependent packages 349total releases 163most recent commit 6 days agorubygems bunny} Downloads
Jackal ⭐ 1,287
💬 Instant messaging server for the Extensible Messaging and Presence Protocol (XMPP).
total releases 46most recent commit 2 days ago
Tmi.js ⭐ 1,285
💬 Javascript library for the Twitch Messaging Interface. (Twitch.tv)
dependent packages 72total releases 59most recent commit 15 hours agonpm tmi.js} Downloads
Metamorphosis ⭐ 1,261
A high available,high performance distributed messaging system.
dependent packages 2total releases 15most recent commit 2 years ago
Alpakka ⭐ 1,240
Alpakka is a Reactive Enterprise Integration library for Java and Scala, based on Reactive Streams and Akka.
dependent packages 112total releases 45most recent commit 2 days ago
Libsourcey ⭐ 1,176
C++14 evented IO libraries for high performance networking and media based applications
most recent commit a year ago
Rabbitmqbundle ⭐ 1,175
RabbitMQ Bundle for the Symfony web framework
dependent packages 68total releases 43most recent commit 5 months agopackagist php-amqplib/rabbitmq-bundle} Downloads
Notify ⭐ 1,162
A dead simple Go library for sending notifications to various messaging services.
dependent packages 6total releases 46most recent commit 3 days ago
Keepassxc Browser ⭐ 1,142
KeePassXC Browser Extension
most recent commit 2 days ago
Profanity ⭐ 1,093
Ncurses based XMPP client
most recent commit 4 days ago
Susi_linebot ⭐ 1,086
SUSI.AI Bot for Line
most recent commit 2 years ago
Susi_skypebot ⭐ 1,085
SUSI Skypebot
most recent commit 4 years ago
Simplex Chat ⭐ 1,064
SimpleX - the first messaging platform operating without user identifiers of any kind - 100% private by design! iOS and Android apps are released 📱!
total releases 5most recent commit 8 days ago
Slack Ruby Client ⭐ 1,061
A Ruby and command-line client for the Slack Web, Real Time Messaging and Event APIs.
dependent packages 80total releases 45most recent commit 13 days agorubygems slack-ruby-client} Downloads
Turms ⭐ 1,044
🕊️ The world's most advanced open source instant messaging engine for 100K~10M concurrent users https://turms-im.github.io/docs
most recent commit 4 days ago
Cryptocat ⭐ 981
Secure chat software for your computer.
most recent commit 3 years ago
Wkwebviewjavascriptbridge ⭐ 980
🌉 A Bridge for Sending Messages between Swift and JavaScript in WKWebViews.
total releases 5most recent commit 6 months ago
Slycemessaging ⭐ 976
A messaging library for Android
most recent commit 2 years ago
Securitybot ⭐ 975
Distributed alerting for the masses!
most recent commit 4 years ago
Ddmq ⭐ 951
DDMQ is a distributed messaging product with low latency, high throughput and high availability.
most recent commit 2 years ago
Facebook Messenger ⭐ 939
Definitely the best way to make Bots on Facebook Messenger with Ruby
dependent packages 4total releases 26most recent commit a year agorubygems facebook-messenger} Downloads
1-100 of 5,762 projects
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