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Head-to-head · Package Managers

npm vs uv

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score npm #1 in Package Managers 9.4/10 Free plan Free plan✓ 5 of 5 features Visit npm
uv #2 in Package Managers 9.2/10 Free plan Free plan✓ 5 of 5 features Visit uv

npm leads on 0 checks, uv on 0, and 6 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scorenpm · 9.4/10
  • Free planboth

npm scores higher on our rubric for package managers: 9.4 against 9.2 out of 10; our editors rank them #1 and #2.

npm is the better fit for javaScript package discovery and publishing. uv is the better fit for modern Python project management.

  • npm fits best

    JavaScript package discovery and publishing

  • uv fits best

    Modern Python project management

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature npm 9.4/10 Visit ↗ uv 9.2/10 Visit ↗
At a glance
Editor score 9.4 9.2
Ranking #1 in Package Managers #2 in Package Managers
Best for JavaScript package discovery and publishing Modern Python project management
Pricing model Free plan + paid Free
Starting price $7/mo Free plan
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Desktop Desktop
Platforms Web, Windows, macOS, Linux Windows, macOS, Linux
Integrations 3 integrations 17 integrations
Features npm 5/5 · uv 5/5
Dependency resolution ✓ ✓
Lockfile support ✓ ✓
Workspace support ✓ ✓
Private registry auth ✓ ✓
Offline installation ✓ ✓
Specs
Package formats package.json folders, gzipped tarballs, URLs, name@version, name@tag, Git URLs source distributions, wheels, requirements.txt, pylock.toml
Supported platforms macOS, Windows, Linux, and other operating systems via Node.js installers or version managers macOS, Linux, Windows, CPython, PyPy, Pyodide, GraalPy
Our review
Pros
  • Combines discovery, installation, publishing, and dependency resolution.
  • Supports lockfiles, workspaces, caching, offline mode, and npx.
  • Works across web, Windows, macOS, Linux, and private registries.
  • Universal lockfiles support cross-platform dependency consistency
  • Workspaces support multi-package Python repositories
  • Combines environments, Python versions, tools, and builds in one tool
Cons
  • Private package installation and publishing requires the $7/month paid account.
  • Its focus is JavaScript and Node.js package workflows.
  • Advanced registry setups may require authentication and configuration.
  • Focused on Python rather than multi-language package management
  • Primary platform coverage is macOS, Linux, and Windows
  • Its broad scope may exceed simple package-installation needs
Our verdict

npm brings together a package discovery website, command-line interface, and registry for JavaScript and Node.js software. It suits developers who need to find dependencies, install them into projects, manage versions, publish packages, or…

Read the review →

uv is an open-source Python package and project manager from Astral, written in Rust. It is aimed at developers and teams managing dependencies, virtual environments, Python versions, command-line tools, packages, and multi-package…

Read the review →
  1. npmPackage Managers 9.4Free plan
  2. uvPackage Managers 9.2Free plan

Strengths and trade-offs

  • npm — where it wins

    • Combines discovery, installation, publishing, and dependency resolution.
    • Supports lockfiles, workspaces, caching, offline mode, and npx.
    • Works across web, Windows, macOS, Linux, and private registries.

    Where it doesn't

    • Private package installation and publishing requires the $7/month paid account.
    • Its focus is JavaScript and Node.js package workflows.
    • Advanced registry setups may require authentication and configuration.

  • uv — where it wins

    • Universal lockfiles support cross-platform dependency consistency
    • Workspaces support multi-package Python repositories
    • Combines environments, Python versions, tools, and builds in one tool

    Where it doesn't

    • Focused on Python rather than multi-language package management
    • Primary platform coverage is macOS, Linux, and Windows
    • Its broad scope may exceed simple package-installation needs
  • npm9.4/10 · Free plan

    A complete JavaScript package workflow with public access free and private packages at $7/month.

    Visit npmFull verdict →
  • uv9.2/10 · Free plan

    A broad, open-source toolkit for managing modern Python projects across three platforms.

    Visit uvFull verdict →

More comparisons

All package managers comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update