1.mpark / variantC++17 `std::variant` for C++11/14/17variantcppcpp11cpp14cpp17cpp20+2 moreC++BSL-1.0717 total90 forks+6 starsfrom 711 · score 1.95
2.solodon4 / Mach7Functional programming style pattern-matching library for C++pattern-matchingpatternvariantvisitorvisitor-patternalgebraic-data-types+1 moreC++Other license1.3K total76 forks+5 starsfrom 1,317 · score 1.79
3.tvaneerd / cpp17_in_TTsDescriptions of C++17 features, presented mostly in "Tony Tables" (hey, the name wasn't my idea)cppcpp17tony-tablestemplate-metaprogrammingconceptsoptional+2 moreNo license1.2K total124 forks+1 starsfrom 1,200 · score 0.69