1.p-ranav / awesome-hppA curated list of awesome header-only C++ librariesheader-onlyheader-librarysingle-header-libsingle-headercpp11cpp14+14 moreUNLICENSE4.2K total282 forks+52 starsfrom 4,132 · score 3.97
2.nonstd-lite / ring-span-litering-span lite - A C++yy-like ring_span type for C++98, C++11 and later in a single-file header-only librarycpp98cpp11cpp14cpp17ring-bufferring-span+4 moreC++BSL-1.0170 total16 forks+2 starsfrom 168 · score 1.10