The Web Essentials extension lets you perform common tasks much easier.
Web Essentials 2015 no longer contains features for bundling and minifying of JS, CSS and HTML files as well as compiling LESS, Scss and CoffeeScript files. Those features have been moved to their own separate extensions that improves the features greatly. Download them here:
Bundler & Minifier - for bundling and minifying JS, CSS and HTML files
Official website: VSWebEssentials.com
Nighly builds: VsixGallery.com
Web Essentials extends Visual Studio 2015 with a lot of new features that web developers have been missing for many years.
This is for all Web developers using Visual Studio 2015.