zeromq/libzmq
Libzmq
libzmq is a C++ based asynchronous messaging engine and networking core designed for routing non-blocking messages between distributed nodes. It functions as a distributed message queue that implements the ZMTP wire-format framing protocol to standardize how data moves across different network transport layers.
The library provides a multi-transport abstraction that allows a single interface to route data across TCP, IPC, and in-process memory. It incorporates a cryptographic layer to encrypt and authenticate transmissions between nodes and employs topology-based messaging patterns, such as publish-subscribe and request-reply, to coordinate data flow.
The system manages asynchronous message queues to decouple senders from receivers and uses background threads to handle network communication. Additional capabilities include message filtering based on subscription criteria and tools for instrumenting the code to detect memory errors and threading issues during the build process.
Features
- Message Routing - Implements non-blocking communication patterns to route messages and decouple senders and receivers.
- Message Routing Engines - Provides a high-performance engine for directing and routing non-blocking messages across multiple network transport layers.
- Distributed Messaging - Provides a high-performance communication layer between distributed nodes using the ZMTP protocol.
- Message Queues - Implements internal buffers to decouple senders and receivers for non-blocking communication.
- C++ Networking Libraries - Implements a foundational networking layer in C++ for encrypted and filtered message transmission in distributed applications.
- Network Transport Layers - Standardizes data movement across different connectivity methods using a unified network transport layer.
- Protocol-Agnostic Transport Layers - Standardizes data movement across different network layers using a protocol-agnostic transport interface.
- Non-Blocking Socket I/O - Uses dedicated background threads to handle non-blocking network socket I/O operations.
- Transport Abstractions - Provides a unified interface to route data across TCP, IPC, and in-process memory transports.
- Messaging Patterns - Implements distributed data flow patterns such as publish-subscribe and request-reply.
- Distributed Messaging Cores - Ships a high-performance asynchronous messaging core implementing the ZMTP protocol for distributed communication.
- Network Protocol Implementations - Implements the ZMTP wire-format framing protocol to standardize data movement across different network transport layers.
- Pub-Sub Messaging - Implements a publish-subscribe architecture where receivers filter data based on subscription criteria.
- Server-Side Message Filtering - Implements broker-level filtering so receivers only process messages matching defined subscription criteria.
- Inter-Process Communication Security - Protects data exchange between separate processes through an integrated cryptographic security layer.
- Message Encryption - Encrypts data transmissions between distributed nodes using cryptographic libraries to ensure privacy.
- Network Transmission Security - Provides a cryptographic layer to encrypt and authenticate transmissions between distributed nodes.
- DevOps & Infrastructure - Core engine for messaging
- Distributed Systems - Listed in the “Distributed Systems” section of the Awesome Go awesome list.
- Networking Libraries - High-speed, modular asynchronous messaging library.
- Windows Environments - Listed in the “Windows Environments” section of the Awesome C awesome list.
Star history
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