quill

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

Monitoring & Observability

cpp
low-latency
logging-library
logging
asynchronous
async
logger
cpp17
log-library
cpp20
cross-platform
fmtlib
high-performance
metrics
observability

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Stars: 3,050
Forks: 275
+ today: +1
Created: 6y

Ranking data as of October 21, 2026 (UTC).

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3,050 stars

Overview

Ultra-low-latency asynchronous C++17 logging and metrics library for performance-critical applications It ranks #2441 on GitTiger, gaining +1 star on October 21, 2026 (UTC).

The project is written in C++ and has 275 forks. It was created 6y ago.

Installation

git clone https://github.com/odygrd/quill.git
cd quill
# see README for setup