A realtime/embedded-friendly C++11 variant type which is never empty and prevents undesirable implicit conversions

A simple framework for compile-time benchmarks

A never-valueless, strong guarantee implementation of std::variant

unmaintained - CMake module to activate certain C++ standard, feature checks and appropriate automated workarounds - basically an improved version of cmake-compile-features

Runtime polymorphism done right

C++11 metaprogramming library

Fast containers of polymorphic objects.

A set of small tools that allow you to state your intentions mre explicitly in the code

A dynamically-resizable vector with fixed capacity and embedded storage

A template for creating optional-like objects with no space overhead

std::tuple like methods for user defined types without any macro or boilerplate code

Using C++'s type system effectively, safely, expressively

An implementation of C++ Extensions for Ranges

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

Yet another take on C++ error handling

Boost.org config module

A date and time library based on the C++11/14/17 <chrono> header

C++17 `std::variant` for C++11/14/17

C++ standard proposals

C++ template library for fans of functional programming

A C++14/17 implementation of named tuples

A tiny metaprogramming library

Eggs.Variant is a C++11/14/17 generic, type-safe, discriminated union.

Named operators for C++

source code for CppCon 2014 talk on polymorphic unions

C++ Enums library

C++ Opaque library