Top 4 C++ fmtlib Projects

quill

3 1,055 8.5 C++

Asynchronous Low Latency C++ Logging Library (by odygrd)

Project mention: Easy logging A logging system for c++20 | /r/cpp | 2023-12-09

For high performance logging, I'd add quill to that list.

fmtlog

2 731 2.0 C++

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

workos.com sponsored

The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
binary_log

3 207 0.0 C++

Fast binary logger for C++
tnt

1 32 2.6 C++

A 2d Game Engine written in C++20. (by TerensTare)

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).