Yarn caches every package it downloads so it never needs to again. It also parallelizes operations to maximize resource utilization so install times are faster than ever.
Yarn is a tool in the Build Automation category of a tech stack.
What are some alternatives to Yarn?
npm is the command-line interface to the npm ecosystem. It is battle-tested, surprisingly flexible, and used by hundreds of thousands of JavaScript developers every day.
RequireJS loads plain JavaScript files as well as more defined modules. It is optimized for in-browser use, including in a Web Worker, but it can be used in other JavaScript environments, like Rhino and Node. It implements the Asynchronous Module API. Using a modular script loader like RequireJS will improve the speed and quality of your code.
Browserify lets you require('modules') in the browser by bundling up all of your dependencies.
It provides a consistent environment for Ruby projects by tracking and installing the exact gems and versions that are needed. It is an exit from dependency hell, and ensures that the gems you need are present in development, staging, and production.
JavaScript, npm, Serverless Chrome, Zen Rails Base Application, Gemnasium and 7 more are some of the popular tools that integrate with Yarn. Here's a list of all 12 tools that integrate with Yarn.