# Bun vs Sonatype Nexus Repository

**Leader by Vioscale score:** Bun

| Attribute | Bun | Sonatype Nexus Repository |
|---|---|---|
| **Vioscale score** | 74.2 (70% (medium)) | 53.7 (42% (low)) |
| activity.commits_last_30d | 100 | - |
| adoption.dependent_repos | 21,486 | 94 |
| adoption.github_stars | 95,712 | 2,628 |
| adoption.package_downloads_weekly | 3,314,443 | - |
| deployment.options | `{"self_hosted":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | Bun is a JavaScript runtime and development toolkit designed as a fast alternative to Node.js with built-in package management, testing, and bundling capabilities. It can be adopted incrementally into existing Node.js projects or used as a complete replacement for development tooling. | A centralized repository for organizing, storing, and distributing software binaries, containers, and machine learning models across development pipelines. Supports multiple package ecosystems and provides enterprise-grade security, access control, and artifact traceability. |
| features.capabilities | `{"role":"manager_client","ecosystem":"js","deployment":"cli_local","workspaces":true,"pricing_model":"free","upstream_proxy":true,"package_formats":"multi","vuln_license_scanning":true,"supply_chain_integrity":true}` | `{"role":"private_hosted_registry","ecosystem":"polyglot","deployment":"both","open_source":"open_core","pricing_model":"free","upstream_proxy":true,"package_formats":"multi","private_packages":true,"vuln_license_scanning":true,"supply_chain_integrity":true}` |
| integrations.count | - | 10 |
| integrations.list | - | `[{"name":"GitHub"},{"name":"GitLab"},{"name":"Maven"},{"name":"npm"},{"name":"Docker"},{"name":"Hugging Face"},{"name":"PyPI"},{"name":"NuGet"},{"name":"Jenkins"},{"name":"Codespaces"}]` |
| language.primary | Rust | Java |
| license.spdx | MIT | EPL-1.0 |
| market.availability | - | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"mac":true,"linux":true,"windows":true}` | `{"web":true}` |
| pricing | `{"type":"free","freeTier":true,"sourceUrl":"https://bun.sh","retrievedAt":"2026-08-14T08:38:04.509Z"}` | `{"type":"free","summary":"Free tier available (Free Nexus Repo)","freeTier":true,"sourceUrl":"https://www.sonatype.com/products/sonatype-nexus-repository","retrievedAt":"2026-08-01T15:39:44.091Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | freemium |
| pricing.price_level | free | free |
| pricing.transparent | - | no |
| release.cadence_days | 14 | 10 |
| release.history | `[{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.4.0","date":"2026-08-20T14:07:21Z","type":"stable","version":"bun-v1.4.0"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.3.14","date":"2026-05-13T03:48:28Z","type":"stable","version":"bun-v1.3.14"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.3.13","date":"2026-04-20T08:07:57Z","type":"stable","version":"bun-v1.3.13"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.3.12","date":"2026-04-10T03:04:46Z","type":"stable","version":"bun-v1.3.12"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.3.11","date":"2026-03-18T04:31:40Z","type":"stable","version":"bun-v1.3.11"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.3.10","date":"2026-02-26T07:08:20Z","type":"stable","version":"bun-v1.3.10"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.3.9","date":"2026-02-08T09:31:23Z","type":"stable","version":"bun-v1.3.9"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.3.8","date":"2026-01-29T10:38:16Z","type":"stable","version":"bun-v1.3.8"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.3.7","date":"2026-01-27T07:04:03Z","type":"stable","version":"bun-v1.3.7"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.3.6","date":"2026-01-13T02:27:21Z","type":"stable","version":"bun-v1.3.6"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.3.5","date":"2025-12-17T16:55:41Z","type":"stable","version":"bun-v1.3.5"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.3.4","date":"2025-12-07T04:53:19Z","type":"stable","version":"bun-v1.3.4"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.3.3","date":"2025-11-21T19:32:02Z","type":"stable","version":"bun-v1.3.3"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.3.2","date":"2025-11-08T07:57:10Z","type":"stable","version":"bun-v1.3.2"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.3.1","date":"2025-10-22T07:53:48Z","type":"stable","version":"bun-v1.3.1"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.3.0","date":"2025-10-10T20:32:14Z","type":"stable","version":"bun-v1.3.0"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.2.23","date":"2025-09-28T14:23:34Z","type":"stable","version":"bun-v1.2.23"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.2.22","date":"2025-09-14T13:01:31Z","type":"stable","version":"bun-v1.2.22"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.2.21","date":"2025-08-25T11:51:34Z","type":"stable","version":"bun-v1.2.21"},{"url":"https://github.com/oven-sh/bun/releases/tag/bun-v1.2.20","date":"2025-08-10T12:07:43Z","type":"stable","version":"bun-v1.2.20"}]` | `[{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.95.2-01","date":"2026-08-22T05:01:39Z","type":"stable","version":"release-3.95.2-01"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.90.5-01","date":"2026-08-17T20:42:30Z","type":"stable","version":"release-3.90.5-01"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.95.1-01","date":"2026-08-13T20:27:02Z","type":"stable","version":"release-3.95.1-01"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.95.0-07","date":"2026-08-06T22:16:26Z","type":"stable","version":"release-3.95.0-07"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.94.1-06","date":"2026-07-24T23:20:47Z","type":"stable","version":"release-3.94.1-06"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.94.0-12","date":"2026-07-14T14:10:19Z","type":"stable","version":"release-3.94.0-12"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.90.4-01","date":"2026-07-02T16:38:37Z","type":"stable","version":"release-3.90.4-01"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.93.2-01","date":"2026-06-25T22:20:14Z","type":"stable","version":"release-3.93.2-01"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.93.1-04","date":"2026-06-19T19:21:56Z","type":"stable","version":"release-3.93.1-04"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.93.0-06","date":"2026-06-05T00:19:14Z","type":"stable","version":"release-3.93.0-06"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.92.3-01","date":"2026-05-27T10:36:14Z","type":"stable","version":"release-3.92.3-01"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.92.2-01","date":"2026-05-14T00:11:01Z","type":"stable","version":"release-3.92.2-01"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.92.1-05","date":"2026-05-12T23:59:55Z","type":"stable","version":"release-3.92.1-05"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.91.1-04","date":"2026-04-20T20:15:15Z","type":"stable","version":"release-3.91.1-04"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.90.3-03","date":"2026-04-08T18:55:51Z","type":"stable","version":"release-3.90.3-03"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.91.0-07","date":"2026-04-07T20:16:34Z","type":"stable","version":"release-3.91.0-07"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.90.2-06","date":"2026-03-24T18:34:24Z","type":"stable","version":"release-3.90.2-06"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.90.1-01","date":"2026-03-06T22:00:24Z","type":"stable","version":"release-3.90.1-01"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.90.0-21","date":"2026-03-06T02:42:04Z","type":"stable","version":"release-3.90.0-21"},{"url":"https://github.com/sonatype/nexus-public/releases/tag/release-3.89.1-02","date":"2026-02-12T17:50:13Z","type":"stable","version":"release-3.89.1-02"}]` |
| reliability.status_page | - | yes |
| security.gdpr | - | yes |
| security.scorecard | - | 3.5 |
| security.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=maven&package_name=org.sonatype.nexus%3Anexus-plugin-api&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Package Registries)

| Capability | Bun | Sonatype Nexus Repository |
|---|:--:|:--:|
| **Core** |  |  |
| Role | Package manager client | Private hosted registry |
| **Ecosystem** |  |  |
| Ecosystem / language | JavaScript | Polyglot |
| **Deployment** |  |  |
| Deployment | CLI-local | Both |
| **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-core |
| **Pricing** |  |  |
| Pricing model | Free / OSS | Free / OSS |

*Source: Vioscale. Generated 2026-09-01T17:01:29.991Z. "-" = undocumented, not absent.*