# JSR vs pip

**Leader by Vioscale score:** pip

| Attribute | JSR | pip |
|---|---|---|
| **Vioscale score** | 47 (46% (low)) | 67.4 (69% (medium)) |
| activity.commits_last_30d | 48 | 66 |
| adoption.dependent_repos | 0 | 35,613 |
| adoption.github_stars | 2,969 | 10,270 |
| adoption.package_downloads_weekly | - | 144,066,753 |
| 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 package installer for Python that downloads and installs libraries and dependencies from the Python Package Index and other package repositories, enabling developers to manage project dependencies. |
| 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":"python","deployment":"cli_local","workspaces":false,"open_source":"oss","pricing_model":"free","upstream_proxy":true,"package_formats":"single","private_packages":true,"content_addressable":false,"vuln_license_scanning":false,"lockfile_deterministic":true,"supply_chain_integrity":false}` |
| integrations.count | 6 | 0 |
| integrations.list | `[{"name":"Node.js"},{"name":"Deno"},{"name":"Bun"},{"name":"Cloudflare Workers"},{"name":"npm"},{"name":"Algolia"}]` | - |
| language.primary | Rust | Python |
| license.spdx | MIT | MIT |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true,"web":true}` | `{"cli":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":"free","freeTier":true,"sourceUrl":"https://pip.pypa.io","retrievedAt":"2026-08-14T21:37:32.516Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | free |
| pricing.price_level | free | free |
| pricing.transparent | yes | yes |
| security.scorecard | 5.4 | 6.6 |
| 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":12,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=pip&per_page=100","last_12m":5,"max_severity":"HIGH"}` |

## Capabilities (Package Registries)

| Capability | JSR | pip |
|---|:--:|:--:|
| **Core** |  |  |
| Role | Public registry | Package manager client |
| **Ecosystem** |  |  |
| Ecosystem / language | Polyglot | Python |
| **Deployment** |  |  |
| Deployment | SaaS | CLI-local |
| **Formats** |  |  |
| Package formats supported | Single ecosystem | 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 |

*Source: Vioscale. Generated 2026-09-01T17:26:28.310Z. "-" = undocumented, not absent.*