Comparison

JSR vs pnpm

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.

JSR full profile →pnpm full profile →

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JSR47

★pnpm72

Attribute comparison across 2 tools
Attribute	JSR	pnpmLeader
Vioscale score	47 / 100low · 46%	72 / 100medium · 66%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	commercial	open_source
Price levelpricing.price_level	free	free
Transparentpricing.transparent	✓	✓
Integrations
Countintegrations.count	6	7
Security
Disclosure policysecurity.disclosure_policy	-	✓
Scorecardsecurity.scorecard	5.4	6.9
Vulnerabilitiessecurity.vulnerabilities	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fjsr-io%2Fjsr&per_page=100 · Last 12m: 0	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40pnpm%2Ferror&per_page=100 · Last 12m: 0
Adoption
Dependent reposadoption.dependent_repos	0	600
Github starsadoption.github_stars	2,969	36,223
Package downloads weeklyadoption.package_downloads_weekly	-	174,694,273
Activity
Commits last 30dactivity.commits_last_30d	48	100
Release
Historyrelease.history	-	20 items
License
Spdxlicense.spdx	MIT	MIT
Language
Primarylanguage.primary	Rust	Rust
Market
Availabilitymarket.availability	Available worldwide	Available worldwide

Score

Vioscale score

JSR47 / 100low · 46%

pnpm72 / 100medium · 66%

Pricing

Free tier

JSR✓

pnpm✓

Model

JSRcommercial

pnpmopen_source

Price level

JSRfree

pnpmfree

Transparent

JSR✓

pnpm✓

Integrations

Count

JSR6

pnpm7

Security

Disclosure policy

JSR–

pnpm✓

Scorecard

JSR5.4

pnpm6.9

Vulnerabilities

JSRCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fjsr-io%2Fjsr&per_page=100 · Last 12m: 0

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

Adoption

Dependent repos

JSR0

pnpm600

Github stars

JSR2,969

pnpm36,223

Package downloads weekly

JSR–

pnpm174,694,273

Activity

Commits last 30d

JSR48

pnpm100

Release

History

JSR–

pnpm20 items

License

Spdx

JSRMIT

pnpmMIT

Language

Primary

JSRRust

pnpmRust

Market

Availability

JSRAvailable worldwide

pnpmAvailable worldwide

Capabilities

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

Capability comparison for Package Registries
Capability	JSR	pnpm
Core
Role	Public registry	Package manager client
Ecosystem
Ecosystem / language	Polyglot	JavaScript
Deployment
Deployment	SaaS	CLI-local
Formats
Package formats supported	Single ecosystem	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

JSRPublic registry

pnpmPackage manager client

Ecosystem

Ecosystem / language

JSRPolyglot

pnpmJavaScript

Deployment

JSRSaaS

pnpmCLI-local

Formats

Package formats supported

JSRSingle ecosystem

pnpmMany formats

Hosting

Private / scoped packages

JSR✓

pnpm✓

Upstream proxy / caching

JSR-

pnpm✓

Resolution

Lockfile / deterministic installs

JSR-

pnpm✓

Workspaces / monorepo

JSR-

pnpm✓

Content-addressable store

JSR-

pnpm✓

Supply chain

Supply-chain integrity

JSR✓

pnpm✓

Vulnerability / licence scanning

JSR-

pnpm-

Licensing

Openness

JSROpen-source

pnpmOpen-source

Pricing

Pricing model

JSRFree / OSS

pnpmFree / OSS

What each one is

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

JSR

An open-source package registry for JavaScript and TypeScript that publishes ECMAScript modules natively. It works across multiple JavaScript runtimes including Node.js, Deno, Bun, and Cloudflare Workers, with built-in TypeScript support, automatic documentation generation, and interoperability with npm packages.

Independently observed

pnpm

Leader

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

Independently observed

Pricing

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

JSR

FreeFree tier

Free and open-source

PublicFree
- Publish packages
- ECMAScript modules
- Automatic API documentation
- TypeScript support
- Cross-runtime compatibility

as of 2026-08-14verify ↗

pnpm

Leader

Open source

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	JSR	pnpm
WebPlatforms	✓	✗
CLIPlatforms	✓	✓
Cloud / SaaSDeployment	✓	✗
Self-hostedDeployment	✓	✓

Platforms

Web

JSR✓

pnpm✗

CLI

JSR✓

pnpm✓

Deployment

Cloud / SaaS

JSR✓

pnpm✗

Self-hosted

JSR✓

pnpm✓

Integrations

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

In common (1)

JSR

6 total - 5 not shared

Node.js
Deno
Bun
Cloudflare Workers
Algolia

Independently observed

pnpm

Leader

7 total - 6 not shared

GitHub Actions
AppVeyor
Azure Pipelines
Bitbucket Pipelines
CircleCI
JSR

Independently observed

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