# JSR vs pnpm

**Leader by vioscaleAI score:** pnpm

| Attribute | JSR | pnpm |
|---|---|---|
| **vioscaleAI score** | 46.5 (42% (low)) | 70.2 (65% (medium)) |
| activity.commits_last_30d | 57 | 100 |
| adoption.dependent_repos | 0 | 600 |
| adoption.github_stars | 2,977 | 36,813 |
| adoption.package_downloads_weekly | - | 223,195,967 |
| content.faq | `[{"answer":"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. It is indexed under Package Registries.","source":"https://jsr.io","question":"What is JSR?","confidence":0.6},{"answer":"JSR is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. Pricing changes often, so verify at source before relying on it.","source":"https://jsr.io","question":"Is JSR free to use?","confidence":0.6},{"answer":"JSR supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://jsr.io","question":"What platforms does JSR support?","confidence":0.6},{"answer":"Yes. JSR can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://jsr.io","question":"Can JSR be self-hosted?","confidence":0.6},{"answer":"We have confirmed 6 integrations for JSR, including Node.js, Deno, Bun, Cloudflare Workers, npm and Algolia. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://jsr.io","question":"What does JSR integrate with?","confidence":0.6},{"answer":"Yes. JSR is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/jsr-io/jsr","question":"Is JSR open source?","confidence":0.95}]` | `[{"answer":"A package manager for JavaScript projects that emphasizes fast performance and minimal disk space requirements. It is indexed under Package Registries.","source":"https://pnpm.io","question":"What is pnpm?","confidence":0.6},{"answer":"pnpm is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. Pricing changes often, so verify at source before relying on it.","source":"https://pnpm.io","question":"Is pnpm free to use?","confidence":0.6},{"answer":"pnpm supports a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://pnpm.io","question":"What platforms does pnpm support?","confidence":0.6},{"answer":"Yes. pnpm can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://pnpm.io","question":"Can pnpm be self-hosted?","confidence":0.6},{"answer":"We have confirmed 7 integrations for pnpm, including GitHub Actions, AppVeyor, Azure Pipelines, Bitbucket Pipelines, CircleCI, npm and JSR. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://pnpm.io","question":"What does pnpm integrate with?","confidence":0.6},{"answer":"Yes. pnpm is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/pnpm/pnpm","question":"Is pnpm open source?","confidence":0.99}]` |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | 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. | A Node.js package manager that stores packages in a single content-addressable store and hard-links them into projects, eliminating duplication across projects and accelerating installation times |
| features.capabilities | `{"role":"public_registry","ecosystem":"polyglot","deployment":"saas","open_source":"oss","pricing_model":"free","package_formats":"single","private_packages":true,"supply_chain_integrity":true}` | `{"role":"manager_client","ecosystem":"js","deployment":"cli_local","workspaces":true,"open_source":"oss","pricing_model":"free","upstream_proxy":true,"package_formats":"multi","private_packages":true,"content_addressable":true,"vuln_license_scanning":true,"lockfile_deterministic":true,"supply_chain_integrity":true}` |
| integrations.count | 6 | 7 |
| integrations.list | `[{"name":"Node.js"},{"name":"Deno"},{"name":"Bun"},{"name":"Cloudflare Workers"},{"name":"npm"},{"name":"Algolia"},{"name":"GitHub","native":true}]` | `[{"name":"GitHub Actions"},{"name":"AppVeyor"},{"name":"Azure Pipelines"},{"name":"Bitbucket Pipelines"},{"name":"CircleCI"},{"name":"npm"},{"name":"JSR"},{"name":"GitLab CI","native":false,"category":"ci","direction":"inbound"},{"name":"Jenkins","native":false,"category":"ci","direction":"inbound"},{"name":"Semaphore","native":false,"category":"ci","direction":"inbound"},{"name":"Travis CI","native":false,"category":"ci","direction":"inbound"},{"name":"GitLab","native":true,"category":"ci_cd"}]` |
| language.primary | Rust | Rust |
| license.spdx | MIT | MIT |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"web":true}` | `{"cli":true,"mac":true,"linux":true,"windows":true}` |
| pricing | `{"type":"free","plans":[{"free":true,"name":"Public","features":["Publish packages","ECMAScript modules","Automatic API documentation","TypeScript support","Cross-runtime compatibility"],"description":"Free public package registry","contactSales":false}],"summary":"Free and open-source","freeTier":true,"sourceUrl":"https://jsr.io","retrievedAt":"2026-08-14T08:31:11.032Z"}` | `{"type":"open_source","sourceUrl":"https://pnpm.io","retrievedAt":"2026-08-14T21:32:10.481Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| pricing.transparent | yes | yes |
| release.history | - | `[{"url":"https://github.com/pnpm/pnpm/releases/tag/v12.14.0","date":"2026-10-15T13:42:33Z","type":"stable","version":"v12.14.0"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v11.28.6","date":"2026-10-15T13:45:17Z","type":"stable","version":"v11.28.6"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v12.13.0","date":"2026-10-13T08:32:10Z","type":"stable","version":"v12.13.0"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v12.12.1","date":"2026-10-11T11:30:09Z","type":"stable","version":"v12.12.1"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v10.34.7","date":"2026-10-12T06:05:46Z","type":"stable","version":"v10.34.7"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v12.12.0","date":"2026-10-10T19:52:45Z","type":"stable","version":"v12.12.0"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v12.11.2","date":"2026-10-09T17:38:44Z","type":"stable","version":"v12.11.2"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v12.11.1","date":"2026-10-09T12:28:20Z","type":"stable","version":"v12.11.1"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v12.11.0","date":"2026-10-09T06:43:40Z","type":"stable","version":"v12.11.0"},{"url":"https://github.com/pnpm/pnpm/releases/tag/pnpr%400.1.0-alpha.15","date":"2026-10-10T12:35:55Z","type":"prerelease","version":"pnpr@0.1.0-alpha.15"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v12.10.1","date":"2026-10-06T17:37:30Z","type":"stable","version":"v12.10.1"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v12.10.0","date":"2026-10-06T05:24:45Z","type":"stable","version":"v12.10.0"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v11.28.5","date":"2026-10-06T05:27:13Z","type":"stable","version":"v11.28.5"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v12.9.1","date":"2026-10-03T20:48:42Z","type":"stable","version":"v12.9.1"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v11.28.4","date":"2026-10-03T20:48:54Z","type":"stable","version":"v11.28.4"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v12.9.0","date":"2026-10-02T22:28:05Z","type":"stable","version":"v12.9.0"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v12.8.2","date":"2026-09-30T01:08:47Z","type":"stable","version":"v12.8.2"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v11.28.3","date":"2026-09-30T15:28:07Z","type":"stable","version":"v11.28.3"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v12.8.1","date":"2026-09-28T17:40:12Z","type":"stable","version":"v12.8.1"},{"url":"https://github.com/pnpm/pnpm/releases/tag/v12.8.0","date":"2026-09-28T07:35:50Z","type":"stable","version":"v12.8.0"}]` |
| security.disclosure_policy | - | yes |
| security.scorecard | 7.3 | 6.8 |
| security.trust_center | - | https://pnpm.io/blog/tags/security |
| security.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,"max_severity":null}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40pnpm%2Ferror&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (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 |

*Source: vioscaleAI. Generated 2026-10-16T21:41:58.802Z. "-" = undocumented, not absent.*