SharePoint framework supports modern tool chain like Node js, NPM, Typescript, Yeomen, Gulp, Javascript coding via React, Angular, Knockout, SharePoint workbench. Node JS - Node js is an asynchronous event driven java script runtime. The NPM package consist of one or more reusable java script code files called modules. (Node-modules). SPFX consists of several npm packages. where are NPM is useful to work with the several npm packages. YoMEN: Yomen is a client-side-development stack, consists of several functions in one place and runs through command line interface. In SPFX, SharePoint generator provide a default template to our spfx solution. In order to create this generator, we need YOMEN. To sum up, YOMEN is common build tool, boiler plate code(Standard default code), It provides SharePOint work bench to host webparts for testing. GULP: Gulp is basically a task runner. It converts our SASS files to CSS files and TypeScipt files to Javascript fi...