Comparison

pnpm vs uv

On the evidence we track, pnpm leads this comparison with a composite score of 72/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

pnpm full profile →uv full profile →

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★pnpm72

uv67

Attribute comparison across 2 tools
Attribute	pnpmLeader	uv
Vioscale score	72 / 100medium · 66%updating	67 / 100high · 77%updating
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	open_source	commercial
Price levelpricing.price_level	free	free
Transparentpricing.transparent	✓	-
Integrations
Countintegrations.count	7	17
Security
Disclosure policysecurity.disclosure_policy	✓	-
Scorecardsecurity.scorecard	6.9	-
Vulnerabilitiessecurity.vulnerabilities	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40pnpm%2Ferror&per_page=100 · Last 12m: 0	Count: 5 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=uv&per_page=100 · Last 12m: 4 · Max severity: MODERATE
Adoption
Dependent reposadoption.dependent_repos	600	2
Github starsadoption.github_stars	36,223	89,118
Package downloads weeklyadoption.package_downloads_weekly	174,694,273	44,329,091
Activity
Commits last 30dactivity.commits_last_30d	100	100
Release
Cadence daysrelease.cadence_days	-	3
Historyrelease.history	20 items	20 items
License
Spdxlicense.spdx	MIT	Apache-2.0
Language
Primarylanguage.primary	Rust	Rust
Market
Availabilitymarket.availability	Available worldwide	-

Score

Vioscale score

pnpm72 / 100medium · 66%updating

uv67 / 100high · 77%updating

Pricing

Free tier

pnpm✓

uv✓

Model

pnpmopen_source

uvcommercial

Price level

pnpmfree

uvfree

Transparent

pnpm✓

uv–

Integrations

Count

pnpm7

uv17

Security

Disclosure policy

pnpm✓

uv–

Scorecard

pnpm6.9

uv–

Vulnerabilities

pnpmCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40pnpm%2Ferror&per_page=100 · Last 12m: 0

uvCount: 5 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=uv&per_page=100 · Last 12m: 4 · Max severity: MODERATE

Adoption

Dependent repos

pnpm600

uv2

Github stars

pnpm36,223

uv89,118

Package downloads weekly

pnpm174,694,273

uv44,329,091

Activity

Commits last 30d

pnpm100

uv100

Release

Cadence days

pnpm–

uv3

History

pnpm20 items

uv20 items

License

Spdx

pnpmMIT

uvApache-2.0

Language

Primary

pnpmRust

uvRust

Market

Availability

pnpmAvailable worldwide

uv–

Capabilities

Feature-by-feature on the axes that matter for package registries. “-” means undocumented, not absent.

Capability comparison for Package Registries
Capability	pnpm	uv
Core
Role	Package manager client	Package manager client
Ecosystem
Ecosystem / language	JavaScript	Python
Deployment
Deployment	CLI-local	CLI-local
Formats
Package formats supported	Many formats	Many formats
Hosting
Private / scoped packages	✓	-
Upstream proxy / caching	✓	-
Resolution
Lockfile / deterministic installs	✓	✓
Workspaces / monorepo	✓	✓
Content-addressable store	✓	-
Supply chain
Supply-chain integrity	✓	✓
Vulnerability / licence scanning	-	-
Licensing
Openness	Open-source	Open-source
Pricing
Pricing model	Free / OSS	Free / OSS

Core

Role

pnpmPackage manager client

uvPackage manager client

Ecosystem

Ecosystem / language

pnpmJavaScript

uvPython

Deployment

pnpmCLI-local

uvCLI-local

Formats

Package formats supported

pnpmMany formats

uvMany formats

Hosting

Private / scoped packages

pnpm✓

uv-

Upstream proxy / caching

pnpm✓

uv-

Resolution

Lockfile / deterministic installs

pnpm✓

uv✓

Workspaces / monorepo

pnpm✓

uv✓

Content-addressable store

pnpm✓

uv-

Supply chain

Supply-chain integrity

pnpm✓

uv✓

Vulnerability / licence scanning

pnpm-

uv-

Licensing

Openness

pnpmOpen-source

uvOpen-source

Pricing

Pricing model

pnpmFree / OSS

uvFree / OSS

What each one is

The product in its own terms, so the numbers below have context.

pnpm

Leader

A package manager for JavaScript projects that emphasizes fast performance and minimal disk space requirements.

Independently observed

uv

A unified command-line tool that consolidates the functionality of multiple Python package management and development utilities into a single interface. It delivers substantially faster dependency resolution and installation compared to traditional package managers.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

pnpm

Leader

Open source

as of 2026-08-14verify ↗

uv

Open sourceFree tier

as of 2026-08-14verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	pnpm	uv
macOSPlatforms	✗	✓
WindowsPlatforms	✗	✓
LinuxPlatforms	✗	✓
CLIPlatforms	✓	✓
Self-hostedDeployment	✓	✓

Platforms

macOS

pnpm✗

uv✓

Windows

pnpm✗

uv✓

Linux

pnpm✗

uv✓

CLI

pnpm✓

uv✓

Deployment

Self-hosted

pnpm✓

uv✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (1)

GitHub Actions

pnpm

Leader

7 total - 6 not shared

AppVeyor
Azure Pipelines
Bitbucket Pipelines
CircleCI
npm
JSR

Independently observed

uv

10 total - 9 not shared

Docker
GitLab CI/CD
AWS Lambda
Azure Artifacts
AWS CodeArtifact
JFrog Artifactory
PyTorch
FastAPI
Jupyter

Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.