Fast C++ logging library.

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C++ logging library. It is powerful, supports asynchronous low latency, extendable, light-weight, fast performing, thread and type safe and consists of many built-in features. It provides ability to write logs in your own customized format. It also provide support for logging your classes, third-party libraries, STL and third-party containers etc.

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

Asynchronous Low Latency C++ Logging Library

Portable, simple and extensible C++ logging library

Visual Python and C++ nanosecond profiler, logger, tests enabler

log4cplus is a simple to use C++ logging API providing thread-safe, flexible, and arbitrarily granular control over log management and configuration. It is modelled after the Java log4j API.

Compressed Log Processor (CLP) is a free log management tool capable of compressing logs and searching the compressed logs without decompression.

G3log is an asynchronous, "crash safe", logger that is easy to use with default logging sinks or you can add your own. G3log is made with plain C++14 (C++11 support up to release 1.3.2) with no external libraries (except gtest used for unit tests). G3log is made to be cross-platform, currently running on OSX, Windows and several Linux distros. S…

fmtlog is a performant fmtlib-style logging library with latency in nanoseconds.

Log4Qt - Logging for the Qt cross-platform application framework

Reckless logging. Low-latency, high-throughput, asynchronous logging library for C++.

Maybe the world's fastest logging library, originating from the client of the top mobile game Honor of Kings, is lightweight, works on PC, mobile, and servers, supports C#, Java, and C++, and is well adapted to Unity and Unreal engines. 可能是全球最快的日志库，源自最成功的手游之一《王者荣耀》客户端，轻量级，适用于PC、移动设备和服务器，支持C#、Java、C++，并对Unity、Unreal引擎做了良好适配。

The Ultimate Starter Kit plugin to speed up development of Unreal Engine games

Very fast synchronous and asynchronous C++17 logging library

AREG blurs the borders between processes and threads, letting you build multiprocessing C++ applications as if all components coexist in the same thread.

Apache Log4cxx is a C++ port of Apache Log4j

C++ library for Fearless Timeseries Logging

Fast binary logger for C++