Comparison

Go modules vs JSR

On the evidence we track, Go modules leads this comparison with a composite score of 55/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Go modules full profile →JSR full profile →

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★Go modules55

JSR47

Attribute comparison across 2 tools
Attribute	Go modulesLeader	JSR
Vioscale score	55 / 100low · 35%	47 / 100low · 46%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	open_source	commercial
Price levelpricing.price_level	free	free
Transparentpricing.transparent	-	✓
Integrations
Countintegrations.count	-	6
Security
Scorecardsecurity.scorecard	6.2	5.4
Vulnerabilitiessecurity.vulnerabilities	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=conda&package_name=go-nocgo_linux-64&per_page=100 · Last 12m: 0	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
Reliability
Status pagereliability.status_page	✓	-
Adoption
Dependent reposadoption.dependent_repos	0	0
Github starsadoption.github_stars	136,465	2,969
Activity
Commits last 30dactivity.commits_last_30d	100	48
License
Spdxlicense.spdx	BSD-3-Clause	MIT
Language
Primarylanguage.primary	Go	Rust
Market
Availabilitymarket.availability	Available worldwide · HQ US	Available worldwide

Score

Vioscale score

Go modules55 / 100low · 35%

JSR47 / 100low · 46%

Pricing

Free tier

Go modules✓

JSR✓

Model

Go modulesopen_source

JSRcommercial

Price level

Go modulesfree

JSRfree

Transparent

Go modules–

JSR✓

Integrations

Count

Go modules–

JSR6

Security

Scorecard

Go modules6.2

JSR5.4

Vulnerabilities

Go modulesCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=conda&package_name=go-nocgo_linux-64&per_page=100 · Last 12m: 0

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

Reliability

Status page

Go modules✓

JSR–

Adoption

Dependent repos

Go modules0

JSR0

Github stars

Go modules136,465

JSR2,969

Activity

Commits last 30d

Go modules100

JSR48

License

Spdx

Go modulesBSD-3-Clause

JSRMIT

Language

Primary

Go modulesGo

JSRRust

Market

Availability

Go modulesAvailable worldwide · HQ US

JSRAvailable worldwide

Capabilities

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

Capability comparison for Package Registries
Capability	Go modules	JSR
Core
Role	Public registry	Public registry
Ecosystem
Ecosystem / language	Go	Polyglot
Deployment
Deployment	CLI-local	SaaS
Formats
Package formats supported	Many formats	Single ecosystem
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

Go modulesPublic registry

JSRPublic registry

Ecosystem

Ecosystem / language

Go modulesGo

JSRPolyglot

Deployment

Go modulesCLI-local

JSRSaaS

Formats

Package formats supported

Go modulesMany formats

JSRSingle ecosystem

Hosting

Private / scoped packages

Go modules✓

JSR✓

Upstream proxy / caching

Go modules✓

JSR-

Resolution

Lockfile / deterministic installs

Go modules✓

JSR-

Workspaces / monorepo

Go modules-

JSR-

Content-addressable store

Go modules-

JSR-

Supply chain

Supply-chain integrity

Go modules✓

JSR✓

Vulnerability / licence scanning

Go modules-

JSR-

Licensing

Openness

Go modulesOpen-source

JSROpen-source

Pricing

Pricing model

Go modulesFree / OSS

JSRFree / OSS

What each one is

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

Go modules

Leader

Go is a free, open-source programming language created by Google that emphasizes fast compilation and straightforward syntax. It provides built-in concurrency support and a comprehensive standard library, making it well-suited for cloud-native applications, microservices, and backend development.

Independently observed

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

Pricing

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

Go modules

Leader

Open sourceFree tier

as of 2026-08-14verify ↗

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 ↗

Platform & deployment

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

Platform and deployment support comparison
Supports	Go modules	JSR
WebPlatforms	✗	✓
macOSPlatforms	✓	✗
WindowsPlatforms	✓	✗
LinuxPlatforms	✓	✗
CLIPlatforms	✓	✓
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✓	✓

Platforms

Web

Go modules✗

JSR✓

macOS

Go modules✓

JSR✗

Windows

Go modules✓

JSR✗

Linux

Go modules✓

JSR✗

CLI

Go modules✓

JSR✓

Deployment

Cloud / SaaS

Go modules✓

JSR✓

Self-hosted

Go modules✓

JSR✓

Integrations

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

Go modules

Leader

Not documented yet.

JSR

6 total

Node.js
Deno
Bun
Cloudflare Workers
npm
Algolia

Independently observed

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