Comparison

setuptools vs Yarn

On the evidence we track, Yarn leads this comparison with a composite score of 64/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

setuptools full profile →Yarn full profile →

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.

setuptools58

★Yarn64

Attribute comparison across 2 tools
Attribute	setuptools	YarnLeader
vioscaleAI score	58 / 100low · 33%	64 / 100high · 75%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	commercial	open_source
Price levelpricing.price_level	unknown	free
Transparentpricing.transparent	✓	-
Integrations
Countintegrations.count	-	3
Security
Scorecardsecurity.scorecard	4.4	3.4
Trust centersecurity.trust_center	-	https://yarnpkg.com/features/security
Vulnerabilitiessecurity.vulnerabilities	Count: 5 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=setuptools&per_page=100 · Last 12m: 1 · Max severity: HIGH	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40yarnpkg%2Fparsers&per_page=100 · Last 12m: 0
Reliability
Status pagereliability.status_page	-	✓
Adoption
Dependent reposadoption.dependent_repos	97,511	13,468
Github starsadoption.github_stars	2,867	8,110
Package downloads weeklyadoption.package_downloads_weekly	-	9,428,906
Activity
Commits last 30dactivity.commits_last_30d	36	18
Release
Cadence daysrelease.cadence_days	4	20
Historyrelease.history	20 items	20 items
License
Spdxlicense.spdx	MIT	BSD-2-Clause
Language
Primarylanguage.primary	Python	TypeScript
Content
Faqcontent.faq	7 items	5 items

Score

vioscaleAI score

setuptools58 / 100low · 33%

Yarn64 / 100high · 75%

Pricing

Free tier

setuptools✓

Yarn✓

Model

setuptoolscommercial

Yarnopen_source

Price level

setuptoolsunknown

Yarnfree

Transparent

setuptools✓

Yarn–

Integrations

Count

setuptools–

Yarn3

Security

Scorecard

setuptools4.4

Yarn3.4

Trust center

setuptools–

Yarnhttps://yarnpkg.com/features/security

Vulnerabilities

setuptoolsCount: 5 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=setuptools&per_page=100 · Last 12m: 1 · Max severity: HIGH

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

Reliability

Status page

setuptools–

Yarn✓

Adoption

Dependent repos

setuptools97,511

Yarn13,468

Github stars

setuptools2,867

Yarn8,110

Package downloads weekly

setuptools–

Yarn9,428,906

Activity

Commits last 30d

setuptools36

Yarn18

Release

Cadence days

setuptools4

Yarn20

History

setuptools20 items

Yarn20 items

License

Spdx

setuptoolsMIT

YarnBSD-2-Clause

Language

Primary

setuptoolsPython

YarnTypeScript

Content

Faq

setuptools7 items

Yarn5 items

Features

The capabilities each product documents. These tools do not share a category taxonomy, so this aligns what each vendor states rather than a normalised feature set.

Declared feature comparison
Feature	setuptools	Yarn
Deployment	-	cli_local
Ecosystem	-	js
Lockfile deterministic	-	✓
Open source	-	oss
Package formats	-	multi
Pricing model	-	free
Private packages	-	✓
Role	-	manager_client
Supply chain integrity	-	✓
Vuln license scanning	-	✓
Workspaces	-	✓

What each one is

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

setuptools

An open-source Python library that helps developers package their code as reusable libraries and executable applications for installation and distribution via pip and PyPI.

Independently observed

Yarn

Leader

Yarn is a modern package manager for JavaScript projects that prioritizes deterministic installations and includes built-in support for monorepos. It provides a complete solution for managing both dependencies and project structure with a focus on reliability and security.

Independently observed

Pricing

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

setuptools

Open sourceFree tier

Free, open-source. Professional support available via Tidelift Subscription.

Community (Open Source)Free
Tidelift SubscriptionContact sales

as of 2026-08-05verify ↗

Yarn

Leader

Open source

as of 2026-10-15verify ↗

Platform & deployment

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

Platform and deployment support comparison
Supports	setuptools	Yarn
macOSPlatforms	✗	✓
WindowsPlatforms	✗	✓
LinuxPlatforms	✗	✓
CLIPlatforms	✓	✓
Self-hostedDeployment	-	✓

Platforms

macOS

setuptools✗

Yarn✓

Windows

setuptools✗

Yarn✓

Linux

setuptools✗

Yarn✓

CLI

setuptools✓

Yarn✓

Deployment

Self-hosted

setuptools–

Yarn✓

Integrations

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

setuptools

Not documented yet.

Yarn

Leader

3 total

GitHub
Git
npm

Independently observed

Still deciding?

setuptools or Yarn: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

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