SubQuery is an Open, Flexible, Fast and Universal data indexing framework for web3. Our mission is to help developers create the decentralised products of the future.
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The most scalable and reliable MQTT broker for AI, IoT, IIoT and connected vehicles
Apache Pulsar - distributed pub-sub messaging system
🥊 Tiny 200 byte functional event emitter / pubsub.
- mitt
- event-handlers
- pubsub
- tiny
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.
Golang client for NATS, the cloud native messaging system.
- go
- golang
- nats
- microservices
🪽 An open, easy, fast, reliable and battery-efficient solution for real-time communications
- api
- web-api
- server-sent-events
- subscriptions
Simple pub/sub messaging for the web
High performance, distributed and low latency publish-subscribe platform.
- pubsub
- networking
- emitter
- mqtt
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
The open source and enterprise-ready webhooks service 🦀
- webhooks
- rust
- webhook-server
- webhook-service
A micro library providing Ruby objects with Publish-Subscribe capabilities
- ruby
- events
- publish-subscribe
- pubsub
Database Subsetting and Relational Data Browsing Tool.
Kafka-style message streaming in Go. Built on NATS. Single binary, no JVM, no ZooKeeper.
An ultra-lightweight and blazing-fast Messaging Bus/MQTT Broker for Edge & SDV
- mqtt
- mqtt-broker
- iot-edge
- nng
JeroMQ is a pure Java implementation of the ZeroMQ messaging library, offering high-performance asynchronous messaging for distributed or concurrent applications.
- jeromq
- libzmq
- messaging
- networking
Eclipse iceoryx™ - true zero-copy inter-process-communication
- iceoryx
- eclipse
- ipc
- inter-process-communication
The fully compliant, embeddable high-performance Go MQTT v5 server for IoT, smarthome, and pubsub
- mqtt
- mqtt-broker
- mqtt-server
- mqtt-smarthome
EventMesh is a new generation serverless event middleware for building distributed event-driven applications.
- esb
- event-driven
- event-mesh
- event-governance
Microservice native message and event store for Postgres
- event-store
- event-sourcing
- event-driven
- pub-sub
HiveMQ CE is a Java-based open source MQTT broker that fully supports MQTT 3.x and MQTT 5. It is the foundation of the HiveMQ Enterprise Connectivity and Messaging Platform
Fast and reliable message broker built on top of Kafka.
mangos is a pure Golang implementation of nanomsg's "Scalablilty Protocols"
- nanomsg
- message
- queue
- nng