Comparison

Bun vs Go modules

On the evidence we track, Bun leads this comparison with a composite score of 74/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Bun full profile →Go modules full profile →

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★Bun74

Go modules53

Attribute comparison across 2 tools
Attribute	BunLeader	Go modules
vioscaleAI score	74 / 100medium · 56%	53 / 100low · 34%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	open_source	open_source
Price levelpricing.price_level	free	free
Security
Disclosure policysecurity.disclosure_policy	-	✓
Scorecardsecurity.scorecard	-	6.2
Vulnerabilitiessecurity.vulnerabilities	Count: 2 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=bun&per_page=100 · Last 12m: 0 · Max severity: HIGH	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fgolang%2FGO&per_page=100 · Last 12m: 0
Reliability
Status pagereliability.status_page	-	✓
Adoption
Dependent reposadoption.dependent_repos	21,486	0
Github starsadoption.github_stars	96,235	139,180
Package downloads weeklyadoption.package_downloads_weekly	3,990,852	-
Activity
Commits last 30dactivity.commits_last_30d	100	100
Release
Cadence daysrelease.cadence_days	14	-
Historyrelease.history	20 items	-
License
Spdxlicense.spdx	MIT	BSD-3-Clause
Language
Primarylanguage.primary	Rust	Go
Market
Availabilitymarket.availability	-	Available worldwide
Content
Faqcontent.faq	5 items	6 items

Score

vioscaleAI score

Bun74 / 100medium · 56%

Go modules53 / 100low · 34%

Pricing

Free tier

Bun✓

Go modules✓

Model

Bunopen_source

Go modulesopen_source

Price level

Bunfree

Go modulesfree

Security

Disclosure policy

Bun–

Go modules✓

Scorecard

Bun–

Go modules6.2

Vulnerabilities

BunCount: 2 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=bun&per_page=100 · Last 12m: 0 · Max severity: HIGH

Go modulesCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fgolang%2FGO&per_page=100 · Last 12m: 0

Reliability

Status page

Bun–

Go modules✓

Adoption

Dependent repos

Bun21,486

Go modules0

Github stars

Bun96,235

Go modules139,180

Package downloads weekly

Bun3,990,852

Go modules–

Activity

Commits last 30d

Bun100

Go modules100

Release

Cadence days

Bun14

Go modules–

History

Bun20 items

Go modules–

License

Spdx

BunMIT

Go modulesBSD-3-Clause

Language

Primary

BunRust

Go modulesGo

Market

Availability

Bun–

Go modulesAvailable worldwide

Content

Faq

Bun5 items

Go modules6 items

Capabilities

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

Capability comparison for Package Registries
Capability	Bun	Go modules
Core
Role	Package manager client	Public registry
Ecosystem
Ecosystem / language	JavaScript	Go
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

BunPackage manager client

Go modulesPublic registry

Ecosystem

Ecosystem / language

BunJavaScript

Go modulesGo

Deployment

BunCLI-local

Go modulesCLI-local

Formats

Package formats supported

BunMany formats

Go modulesMany formats

Hosting

Private / scoped packages

Bun✓

Go modules✓

Upstream proxy / caching

Bun✓

Go modules✓

Resolution

Lockfile / deterministic installs

Bun✓

Go modules✓

Workspaces / monorepo

Bun✓

Go modules-

Content-addressable store

Bun✓

Go modules-

Supply chain

Supply-chain integrity

Bun✓

Go modules✓

Vulnerability / licence scanning

Bun✓

Go modules-

Licensing

Openness

BunOpen-source

Go modulesOpen-source

Pricing

Pricing model

BunFree / OSS

Go modulesFree / OSS

What each one is

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

Bun

Leader

A JavaScript runtime that executes TypeScript natively using JavaScriptCore, bundling a package manager, bundler, and test runner with Node.js compatibility and npm ecosystem support.

Independently observed

Go modules

A migration tool that converts Go packages from the Open Struct protobuf API implementation to the Opaque API implementation.

Independently observed

Pricing

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

Bun

Leader

Open sourceFree tier

Free and open source

as of 2026-10-14verify ↗

Go modules

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	Bun	Go modules
macOSPlatforms	✓	✓
WindowsPlatforms	✓	✓
LinuxPlatforms	✓	✓
CLIPlatforms	✓	✓
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✓	✓

Platforms

macOS

Bun✓

Go modules✓

Windows

Bun✓

Go modules✓

Linux

Bun✓

Go modules✓

CLI

Bun✓

Go modules✓

Deployment

Cloud / SaaS

Bun✓

Go modules✓

Self-hosted

Bun✓

Go modules✓

Still deciding?

Bun or Go modules: 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.