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#low-latency (30 Repositories)

Ranked open-source repositories tagged with #low-latency, scored by pull request acceptance likelihood and maintainer engagement velocity.

Topic Avg Merge Rate

73.9%

Avg Review Latency

54.6h

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30 repositories tagged #low-latency

S TierC# 12.1k 1 GFIs

microsoft/garnet

Garnet is a remote cache-store from Microsoft Research that offers strong performance (throughput and latency), scalability, storage, recovery, cluster sharding, key migration, and replication features. Garnet can work with existing Redis clients.

78.5%
Merge Rate
-
First Review
87%
1st-Timers
20
Maintainers
A TierRust 4.0k

dora-rs/dora

DORA (Dataflow-Oriented Robotic Architecture) is middleware designed to streamline and simplify the creation of AI-based robotic applications. It offers low latency, composable, and distributed dataflow capabilities. Applications are modeled as directed graphs, also referred to as pipelines.

76.7%
Merge Rate
-
First Review
70%
1st-Timers
19
Maintainers
A TierJava 639

scalecube/scalecube-services

Microservices library - 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

100.0%
Merge Rate
<1h
First Review
100%
1st-Timers
1
Maintainers
A TierKotlin 227

kakao/actionbase

One database for user-user (follows), user-item (likes), and item-item (related items) interactions — precomputed at write time, served as simple lookups

83.3%
Merge Rate
13h
First Review
100%
1st-Timers
5
Maintainers
A TierRust 736

software-mansion/smelter

Toolkit for real-time, low latency, programmable video and audio mixing.

78.1%
Merge Rate
6d
First Review
86%
1st-Timers
9
Maintainers
A TierRust 4.6k

ruvnet/RuVector

RuVector provides High Performance, Real-Time decisions and agent memory , Self-Learning Ai, Vector GNN DB built in Rust.

52.1%
Merge Rate
-
First Review
33%
1st-Timers
11
Maintainers
A TierC++ 3.3k

OvenMediaLabs/OvenMediaEngine

OvenMediaEngine (OME) is a Sub-Second Latency Live Streaming Server with Large-Scale and High-Definition. #WebRTC #LLHLS

86.5%
Merge Rate
-
First Review
67%
1st-Timers
10
Maintainers
A TierC++ 238

nvidia-holoscan/holohub

Central repository for the Holoscan Ecosystem

85.4%
Merge Rate
-
First Review
92%
1st-Timers
12
Maintainers
A TierJava 17.4k

questdb/questdb

QuestDB is a high performance, open-source, time-series database

62.9%
Merge Rate
-
First Review
46%
1st-Timers
25
Maintainers
A TierC++ 29.3k

ossrs/srs

SRS is a simple, high-performance, AI-driven real-time media server supporting RTMP, WebRTC, HLS, HTTP-FLV, HTTP-TS, SRT, MPEG-DASH, and GB28181, with codec support for H.264, H.265, AV1, VP9, AAC, Opus, and G.711.

70.0%
Merge Rate
4h
First Review
100%
1st-Timers
3
Maintainers
A TierC++ 3.0k

odygrd/quill

Ultra-low-latency asynchronous C++17 logging and metrics library for performance-critical applications

83.8%
Merge Rate
7d
First Review
67%
1st-Timers
3
Maintainers
A TierElixir 147

streamband/hydra-srt

An Open Source Alternative to Haivision SRT Gateway

81.4%
Merge Rate
-
First Review
50%
1st-Timers
3
Maintainers
A TierC++ 3.6k

Haivision/srt

Secure, Reliable, Transport

65.0%
Merge Rate
22h
First Review
50%
1st-Timers
12
Maintainers
A TierC# 1.2k

RayrenSX/iPhoneMirror

Local Windows iPhone/iPad mirroring over USB and AirPlay with D3D11 preview, multi-device sessions, OBS output, and a standalone driver manager.

71.4%
Merge Rate
22h
First Review
100%
1st-Timers
1
Maintainers
B TierPython 798

ra1nty/DXcam

A Python high-performance screen capture library for Windows using Desktop Duplication API - Updated 2026

71.4%
Merge Rate
<1h
First Review
100%
1st-Timers
0
Maintainers
A TierC++ 1.1k

libriscv/libriscv

The fastest RVA23 RISC-V sandbox

86.2%
Merge Rate
-
First Review
50%
1st-Timers
2
Maintainers
B TierC++ 993

mazupo/pi-webrtc

Low-latency hardware-accelerated WebRTC video streaming and remote control for Raspberry Pi & NVIDIA Jetson

83.3%
Merge Rate
-
First Review
100%
1st-Timers
0
Maintainers
B TierC++ 133

manhpham90vn/Deskhub

Open-source remote desktop for Windows, macOS, Linux, Android and iOS. Share your screen and control your computer over your own network or VPN.

100.0%
Merge Rate
-
First Review
100%
1st-Timers
0
Maintainers
B TierC++ 986

TzuHuanTai/RaspberryPi-WebRTC

Real-time WebRTC streaming for Raspberry Pi and NVIDIA Jetson with 100–200 ms glass-to-glass latency.

95.7%
Merge Rate
9d
First Review
100%
1st-Timers
0
Maintainers
B TierJava 1.9k

OpenHFT/Java-Thread-Affinity

Bind a java thread to a given core

100.0%
Merge Rate
3d
First Review
0%
1st-Timers
2
Maintainers
B TierC# 540

dulaiduwang003/Pavise-Game

Open-source Windows game resource manager. Suppresses background processes, gives games exclusive CPU cores, steers device interrupts off game cores, applies per-game GPU driver, memory and power policies, and restores every change after play. No injection, no telemetry. GPL-3.0.

50.0%
Merge Rate
19h
First Review
100%
1st-Timers
0
Maintainers
B TierC++ 207

eProsima/Micro-XRCE-DDS-Agent

Micro XRCE-DDS Agent respository. Looking for commercial support? Contact [email protected]

85.7%
Merge Rate
1d
First Review
0%
1st-Timers
0
Maintainers
B TierC++ 1.9k

max0x7ba/atomic_queue

C++14 concurrent lock-free low-latency queue.

50.0%
Merge Rate
6h
First Review
0%
1st-Timers
2
Maintainers
B TierC++ 374

husarnet/husarnet

Husarnet is a Peer-to-Peer VPN to connect your laptops, servers and microcontrollers over the Internet with zero configuration.

100.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
B TierC++ 2.7k

OpenHD/OpenHD

OpenHD

70.6%
Merge Rate
26d
First Review
100%
1st-Timers
1
Maintainers
B TierJava 3.8k

OpenHFT/Chronicle-Queue

Micro second messaging that stores everything to disk

2.8%
Merge Rate
6h
First Review
0%
1st-Timers
2
Maintainers
B TierRust 171

databento/dbn

Databento Binary Encoding (DBN) - Fast message encoding and storage format for market data

46.2%
Merge Rate
2h
First Review
50%
1st-Timers
0
Maintainers
B TierC 16.9k

skywind3000/kcp

:zap: KCP - A Fast and Reliable ARQ Protocol

100.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
B TierRust 103

SpaceCell/minarrow

Fast, minimal, and ergonomic zero-copy Apache Arrow tabular data implementation in Rust, with PyO3, Python bindings, NdArray, XArray, shared-memory and low-latency SIMD for data-engineering and columnar workloads. Bridge to Polars and Arrow-rs over FFI effortlessly.

100.0%
Merge Rate
11h
First Review
0%
1st-Timers
1
Maintainers
B TierC++ 118

facebookexperimental/moxygen

C++ implementation of Media over QUIC Transport (MoQT) — library, relay, samples, and interop tooling.

1.3%
Merge Rate
11d
First Review
0%
1st-Timers
3
Maintainers
Best Low-latency Open Source Repositories & C-Rank™ | GetMerged