single-file topic

Static reflection for enums (to string, from string, iteration) for modern C++, work with any enum type without any macro or boilerplate code

Neargye

Nameof operator for modern C++, simply obtain the name of a variable, type, function, macro, and enum

Neargye

Scope Guard & Defer C++

Neargye

Semantic Versioning for modern C++

Neargye

Fast & memory efficient hashtable based on robin hood hashing for C++11/14/17/20

martinus

Highly Flexible Lovelace Card - arbitrary contents/columns/rows, regex matched, perfect to show appdaemon created content and anything breaking out of the entity_id + attributes concept

custom-cards

The fastest feature-rich C++11/14/17/20/23 single-header testing framework

doctest

Header-only TOML config file parser and serializer for C++17.

marzer

gsl-lite – A single-file header-only version of ISO C++ Guidelines Support Library (GSL) for C++98, C++11, and later

gsl-lite

Native ApprovalTests for C++ on Linux, Mac and Windows

approvals