# Poetry vs PyPI

**Leader by Vioscale score:** Poetry

| Attribute | Poetry | PyPI |
|---|---|---|
| **Vioscale score** | 58.4 (79% (high)) | 50.8 (23% (low)) |
| activity.commits_last_30d | 8 | 69 |
| adoption.dependent_repos | 1,968 | 0 |
| adoption.github_stars | 34,293 | 4,135 |
| adoption.package_downloads_weekly | 15,796,363 | - |
| deployment.options | `{"self_hosted":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | A command-line tool that manages Python project dependencies, enforces consistent builds across environments, packages code for distribution, and handles publication to package registries. It includes intelligent conflict resolution for dependencies and creates isolated virtual environments. | PyPI is the official package registry for Python, serving as a centralized platform where developers can find and install community-created software, and package authors can distribute their work. |
| features.capabilities | `{"role":"manager_client","ecosystem":"python","deployment":"cli_local","open_source":"oss","pricing_model":"free","package_formats":"multi","private_packages":true,"lockfile_deterministic":true}` | `{"role":"public_registry","ecosystem":"python","deployment":"both","open_source":"oss","pricing_model":"free","package_formats":"single"}` |
| integrations.count | 1 | - |
| integrations.list | `[{"name":"PyPI"}]` | - |
| language.primary | Python | Python |
| license.spdx | MIT | Apache-2.0 |
| market.availability | - | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"free","sourceUrl":"https://python-poetry.org","retrievedAt":"2026-08-14T08:32:09.718Z"}` | `{"type":"free","summary":"Completely free with no associated costs.","freeTier":true,"sourceUrl":"https://pypi.org","retrievedAt":"2026-08-14T21:39:14.016Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | free |
| pricing.price_level | free | free |
| pricing.transparent | yes | yes |
| release.cadence_days | 34 | - |
| release.history | `[{"url":"https://github.com/python-poetry/poetry/releases/tag/2.4.1","date":"2026-05-09T15:17:39Z","type":"stable","version":"2.4.1"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.4.0","date":"2026-05-03T15:04:59Z","type":"stable","version":"2.4.0"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.3.4","date":"2026-04-12T15:14:53Z","type":"stable","version":"2.3.4"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.3.3","date":"2026-03-29T12:23:09Z","type":"stable","version":"2.3.3"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.3.2","date":"2026-02-01T15:39:36Z","type":"stable","version":"2.3.2"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.3.1","date":"2026-01-20T14:51:42Z","type":"stable","version":"2.3.1"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.3.0","date":"2026-01-18T13:44:52Z","type":"stable","version":"2.3.0"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.2.1","date":"2025-09-21T14:50:15Z","type":"stable","version":"2.2.1"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.2.0","date":"2025-09-14T11:43:56Z","type":"stable","version":"2.2.0"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.1.4","date":"2025-08-05T03:52:52Z","type":"stable","version":"2.1.4"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.1.3","date":"2025-05-04T13:37:05Z","type":"stable","version":"2.1.3"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.1.2","date":"2025-03-29T21:38:44Z","type":"stable","version":"2.1.2"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.1.1","date":"2025-02-16T21:04:55Z","type":"stable","version":"2.1.1"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.1.0","date":"2025-02-15T14:07:10Z","type":"stable","version":"2.1.0"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.0.1","date":"2025-01-12T05:10:10Z","type":"stable","version":"2.0.1"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.0.0","date":"2025-01-05T11:53:49Z","type":"stable","version":"2.0.0"},{"url":"https://github.com/python-poetry/poetry/releases/tag/1.8.5","date":"2024-12-06T16:29:16Z","type":"stable","version":"1.8.5"},{"url":"https://github.com/python-poetry/poetry/releases/tag/1.8.4","date":"2024-10-14T15:43:01Z","type":"stable","version":"1.8.4"},{"url":"https://github.com/python-poetry/poetry/releases/tag/1.8.3","date":"2024-05-08T13:45:03Z","type":"stable","version":"1.8.3"},{"url":"https://github.com/python-poetry/poetry/releases/tag/1.8.2","date":"2024-03-02T15:26:36Z","type":"stable","version":"1.8.2"}]` | - |
| reliability.status_page | - | yes |
| security.disclosure_policy | - | yes |
| security.scorecard | 3 | 7.8 |
| security.vulnerabilities | `{"count":5,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=poetry&per_page=100","last_12m":2,"max_severity":"CRITICAL"}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fpypa%2Fwarehouse&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Package Registries)

| Capability | Poetry | PyPI |
|---|:--:|:--:|
| **Core** |  |  |
| Role | Package manager client | Public registry |
| **Ecosystem** |  |  |
| Ecosystem / language | Python | Python |
| **Deployment** |  |  |
| Deployment | CLI-local | Both |
| **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 |

*Source: Vioscale. Generated 2026-09-01T16:46:33.275Z. "-" = undocumented, not absent.*