Parsley.js : Javascript forms validation.
Powerful, UX aware & Dead simple.
FoxDot : FoxDot is an easy-to-use Python library that creates an interactive programming environment and talks to the powerful sound synthesis engine, called S...
cliff : Command Line Interface Formulation Framework. cliff is a framework for building command line programs. It uses plugins to define sub-commands, output ...
docopt : Command-line interface description language. docopt helps you define interface for your command-line app, and automatically generate parser for it.
notifiers : A Python one stop shop for all notification providers with a unified and simple interface.
Data validation and settings management using python type annotations.