A realtime distributed messaging platform
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Apache RocketMQ is a cloud native messaging and streaming platform, making it simple to build event-driven applications.
- rocketmq
- cloud-native
- eventing
- java
High-Performance server for NATS.io, the cloud and edge native messaging system.
- go
- golang
- messaging
- message-bus
The most scalable and reliable MQTT broker for AI, IoT, IIoT and connected vehicles
IM Chat OpenClaw
- im
- chat
- messaging
- messenger
Apache Pulsar - distributed pub-sub messaging system
Open source RabbitMQ: core server and tier 1 (built-in) plugins
Instant messaging platform. Backend in Go. Clients: Swift iOS, Java Android, JS webapp, scriptable command line; chatbots
- chat
- chat-application
- chatapp
- go
Eclipse Mosquitto - An open source MQTT broker
- mqtt
- broker
- mosquitto
- eclipse-iot
ZeroMQ core engine in C++, implements ZMTP/3.1
- zeromq
- zmq
- messaging
- concurrency
Scalable real-time messaging server in a language-agnostic way. Self-hosted alternative to Pubnub, Pusher, Ably, socket.io, Phoenix.PubSub, SignalR. Set up once and forever.
Efficient reliable UDP unicast, UDP multicast, and IPC message transport
- messaging
- java
- c-plus-plus
- ipc
Distributed Application Framework for .NET
- masstransit
- rabbitmq
- c-sharp
- azure-service-bus
Golang client for NATS, the cloud native messaging system.
- go
- golang
- nats
- microservices
Apache Iggy: Hyper-Efficient Message Streaming at Laser Speed
Franz is a free messaging app for services like WhatsApp, Slack, Messenger and many more.
The most widely used PHP client for RabbitMQ
Simple pub/sub messaging for the web
Micro second messaging that stores everything to disk
- chronicle
- queue
- java
- performance
A distributed MQTT message broker based on Erlang/OTP. Built for high quality & Industrial use cases. The VerneMQ mission is active & the project maintained. Thank you for your support!
- mqtt
- m2m
- scalable
- broker
A modern high-performance open source message queuing system
A 100% native C# implementation of ZeroMQ for .NET
- zeromq
- netmq
- messaging
- dotnet
Messaging library for Python.
- celery
- messaging
- python
- message-queue
An easy to use .NET API for RabbitMQ