Compile Time Optimization

doctestC++

A fast, single-header C++11/14/17/20/23 testing framework designed for minimal compile times and in-production-code testing.

nanobindC++

A tiny and efficient C++/Python binding library with faster compilation, smaller binaries, and lower runtime overhead than pybind11.

FastorC++

A lightweight, header-only C++ tensor algebra framework delivering bare-metal performance for small matrix/tensor operations via compile-time optimizations.