Positional Arguments

clap-rsRust

A full-featured, fast command-line argument parser for Rust applications.

cxxoptsC++

A lightweight, header-only C++ library for parsing GNU-style command line options with a simple, intuitive API.

arghRust

A Rust derive-based argument parser optimized for code size and Fuchsia command-line tool conformance.

flaggyGo

Idiomatic Go command-line flag parsing with subcommands, positional values, and flags at any position, no external dependencies.

argparseGo

A Go library providing a Python argparse-like command-line argument parser with better usability than the standard flag package.