Netty is an asynchronous, event-driven, non-blocking I/O (NIO) framework for Java—designed to facilitate rapid development of high-performance, maintainable protocol servers and clients across a variety of network applications.
Features
- Non-blocking I/O framework enabling scalable network applications using reactor pattern
- Supports multiple protocols: TCP, UDP, SSL/TLS, HTTP/1.x, HTTP/2, HTTP/3, WebSockets, DNS, Protocol Buffers, SPDY
- Built-in support for NIO, NIO.2, and traditional blocking I/O models
- Simplifies complex network programming tasks—e.g., socket handling, protocol framing, threading
- High performance and maintainable code architecture for servers and clients
- Active open-source community, extensive documentation and examples, mature since early 2000s
Project Samples
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FrameworksLicense
Apache License V2.0Follow Netty
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