1.spectreconsole / spectre.consoleA .NET library that makes it easier to create beautiful console applications.consoleansi-colorsconsole-visualizationconsole-tablesdotnetdotnet-standard+3 moreC#MIT12K total681 forks+364 starsfrom 11,321 · score 5.90
2.CLIUtils / CLI11CLI11 is a command line parser for C++11 and beyond that provides a rich feature set with a simple and intuitive interface.cli-parsercpp11no-dependenciescliC++Other license4.5K total487 forks+271 starsfrom 4,241 · score 5.61