Now As you know SharePoint 2016 JavaScript framework totally based on following technologies. you can create JavaScript web part based on following technologies. NodeJS (nodejs has npm:- package manager tool which helps developer to Find, share, and reuse packages of code from hundreds of thousands of developers — and assemble them in powerful new ways) TypeScript Yeoman (Provide scaffolding tool for modern webapps , same Visual studio has templates example website, SharePoint project) Gulp/Grunt (Task automation tool based on JS framework, will help you run the workflow example, generate your builds) Angularjs/Reactjs/Ploymerjs All above technologies based on "JavaScript". Microsoft developed on free tool called "Visual Studio Cod"e is a code editor redefined and optimized for building and debugging modern web and cloud applications. To connect with updates please check the Microsoft PNP page http://dev.office.com/patterns-and-practices I ha...
SharePoint beginners and developers. Basant Pandey... Blog