Posted August 29, 2023 by Rohith and Anusha ‐ 3 min read

In the ever-evolving landscape of software development, package management plays a pivotal role in ensuring efficient and reliable application development. While npm and Yarn have been the traditional choices for package management in JavaScript ecosystems, a new contender named pnpm has emerged, promising a unique approach that challenges the status quo.

The Challenge of Node.js Package Management

  • Node.js has gained immense popularity due to its lightweight nature and efficient package management system.

  • However, as projects grow in complexity, the package management process can become a bottleneck.

  • Traditional package managers like npm and Yarn install packages in a centralized manner, duplicating dependencies across projects and consuming significant disk space.

  • This redundancy can lead to prolonged installation times and an increased storage footprint.

Introducing pnpm

  • pnpm, short for fast package manager, takes a radically different approach to package management.

  • It seeks to address the challenges posed by disk space consumption and installation times by utilizing a unique method called store linking.

Store Linking

  • At the core of pnpm’s innovation is the concept of store linking.

  • Instead of duplicating dependencies across projects, pnpm maintains a single, shared store on disk.

  • Each project’s dependencies are hard-linked to this centralized store.

  • This approach drastically reduces the storage footprint, as well as installation times, since shared dependencies don’t need to be installed multiple times.

Advantages of pnpm

Space Efficiency

  • By avoiding redundant installations, pnpm can save significant disk space.

  • This becomes especially advantageous when dealing with projects that share many common dependencies.

Faster Installations

  • The shared store linking mechanism results in faster installation times since the majority of dependencies are already available in the shared store.

Reduced Network Usage

  • Traditional package managers might fetch the same dependencies for different projects, increasing network usage.

  • pnpm’s approach minimizes this by using the centralized store.

Version Independence

  • With pnpm, projects can utilize different versions of a dependency without conflicts.

  • This is possible because dependencies are isolated in the store.

Maintainable Cache

  • The shared store acts as a centralized cache, simplifying cache management and reducing the likelihood of cache corruption.

Getting Started with pnpm

To get started with pnpm, you need to install it globally using npm:

npm install -g pnpm
  • Once installed, you can use pnpm as a drop-in replacement for npm or Yarn.

  • Simply navigate to your project directory and run commands like pnpm install or pnpm add package-name to manage dependencies.


  • pnpm challenges the conventional approach to package management with its innovative store linking mechanism.

  • By minimizing disk space usage, reducing installation times, and improving overall efficiency, pnpm offers a compelling alternative to traditional package managers.

  • While it may not be suitable for every project, it’s definitely worth exploring for scenarios where efficiency and performance are top priorities.

  • As the JavaScript ecosystem continues to evolve, tools like pnpm pave the way for more streamlined and optimized development processes.

quick-references blog pnmp

Subscribe For More Content