constexpr

Compile Time Regular Expression in C++

Compile-time C Compiler implemented as C++14 constant expressions

A C++ compile-time math library using generalized constant expressions

A C++ header-only library of statistical distribution functions.

Higher-order functions for c++

Fast, convenient JSON serialization and parsing in C++

A C++ HTML template engine that uses compile time HTML parsing

A semi compile-/run-time associative map container with compile-time lookup and run-time storage

Unicode Algorithms Implementation for C/C++

Lightweight C++20 testing framework.

constexpr implementation of SHA-2 and SHA-3 family of hashes

A C++14 compile-time/constexpr map and hash map with minimal binary footprint

constexpr C++17 library for simplifying higher order functions in application code

Compile-time Huffman coding compression using C++20

SPY - C++ Information Broker

Header only library that parses and plans SQL queries at compile time

std::bitset with constexpr implementations plus additional features.

type-safe and low-boilerplate bit level serialization

Library for Multiprecision Compile-Time and Run-Time Arithmetic (including Modular Arithmetic)

A compile-time linear algebra system for C++