SRS is a RTMP/HLS/WebRTC/SRT/GB28181 streaming cluster, high efficiency, stable and simple.

RTMP 推流器，RTMP(HLS)秒开播放器，跨平台（Win,IOS,Android）开源代码

High performance, distributed and low latency publish-subscribe platform.

Micro second messaging that stores everything to disk

Kungfu Trader

Python Socket.IO server and client

An open source SQL database designed to process time series data, faster

Secure, Reliable, Transport

Nanolog is an extremely performant nanosecond scale logging system for C++ that exposes a simple printf-like API.

Bind a java thread to a given core

[ICCV 2019] TSM: Temporal Shift Module for Efficient Video Understanding

A library for low latency IPC between multiple Java processes/JVMs. http://mappedbus.io

Ultra-fast matching engine written in Java based on LMAX Disruptor, Eclipse Collections, Real Logic Agrona, OpenHFT, LZ4 Java, and Adaptive Radix Trees.

Open-Source Distributed Stream and Batch Processing

OvenMediaEngine (OME) is a streaming engine for real-time live broadcasting with sub-second latency.

Benchmarks for Low Latency (Streaming) solutions including Apache Storm, Apache Spark, Apache Flink, ...

Lightning Memory Database (LMDB) for Java: a low latency, transactional, sorted, embedded, key-value store

Time series monitoring and alerting platform.

ScaleCube Services is a high throughput, low latency reactive microservices library built to scale. it features: API-Gateways, service-discovery, service-load-balancing, the architecture supports plug-and-play service communication modules and features. built to provide performance and low-latency real-time stream-processing. its open and designed to accommodate changes. (no sidecar in a form of broker or any kind)

Ultra fast and low latency asynchronous socket server & client C# .NET Core library with support TCP, SSL, UDP, HTTP, HTTPS, WebSocket protocols and 10K connections problem solution

**No Longer Maintained** Official RAMCloud repo

High-performance framework for building redis-protocol compatible TCP servers/services

Ultra fast and low latency asynchronous socket server & client C++ library with support TCP, SSL, UDP, HTTP, HTTPS, WebSocket protocols and 10K connections problem solution

Fast Binary Encoding is ultra fast and universal serialization solution for C++, C#, Go, Java, JavaScript, Kotlin, Python, Ruby, Swift

Asynchronous Low Latency Logging Library

⚡ High performance and low latency Event Sourcing/CQRS framework

C++ lockless queue.

Low latency, peer-to-peer, interactive game streaming.

A gulp of low latency Java