#Options-parsing

remkop

picocli

Picocli is a modern framework for building powerful, user-friendly, GraalVM-enabled command line apps with ease. It supports colors, autocompletion, subcommands, and more. In 1 source file so apps can include as source & avoid adding a dependency. Written in Java, usable from Groovy, Kotlin, Scala, etc.

muellan

clipp

easy to use, powerful & expressive command line argument parsing for modern C++ / single header / usage & doc generation

bfgroup

Lyra

A simple to use, composable, command line parser for C++ 11 and beyond

baileydanseglio

thetadata-python

Real-time & historical data API for US stocks and options