# Poetry vs RubyGems

| Attribute | Poetry | RubyGems |
|---|---|---|
| **vioscaleAI score** | 58.9 (77% (high)) | 65.3 (31% (low)) |
| activity.commits_last_30d | 28 | 100 |
| adoption.dependent_repos | 1,968 | 225,927 |
| adoption.github_stars | 34,312 | 3,978 |
| adoption.package_downloads_weekly | 10,044,020 | - |
| content.faq | `[{"answer":"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. It is indexed under Package Registries.","source":"https://python-poetry.org","question":"What is Poetry?","confidence":0.6},{"answer":"Poetry offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.","source":"https://python-poetry.org","question":"Is Poetry free?","confidence":0.6},{"answer":"Poetry supports a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://python-poetry.org","question":"What platforms does Poetry support?","confidence":0.6},{"answer":"Yes. Poetry can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://python-poetry.org","question":"Can Poetry be self-hosted?","confidence":0.6},{"answer":"Yes. Poetry 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/python-poetry/poetry","question":"Is Poetry open source?","confidence":0.95}]` | `[{"answer":"RubyGems is an open-source package hosting and distribution platform where Ruby developers discover, install, and publish gems (libraries). As a free, community-maintained service, it processes billions of downloads and is central to the Ruby development ecosystem. It is indexed under Package Registries.","source":"https://rubygems.org","question":"What is RubyGems?","confidence":0.6},{"answer":"RubyGems offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.","source":"https://rubygems.org","question":"Is RubyGems free?","confidence":0.6},{"answer":"RubyGems supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://rubygems.org","question":"What platforms does RubyGems support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for RubyGems, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://rubygems.org","question":"Can RubyGems be self-hosted?","confidence":0.6}]` |
| deployment.options | `{"self_hosted":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | A tool for declaring, managing, and installing Python dependencies while supporting both package development and distribution through source distributions and wheels. | A package manager and public registry for the Ruby programming language that enables developers to discover, install, and share reusable code packages and libraries within the Ruby community. |
| 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":"ruby","deployment":"saas","open_source":"oss","pricing_model":"free","package_formats":"single"}` |
| integrations.count | 1 | - |
| integrations.list | `[{"name":"PyPI"}]` | - |
| language.primary | Python | Ruby |
| license.spdx | MIT | - |
| 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","plans":[{"free":true,"name":"Free Public Registry","features":["Unlimited gem uploads","Unlimited downloads","Community support"],"description":"Publish and download gems; community-funded via donations","contactSales":false}],"summary":"Free. Community-funded via donations and sponsorships.","sourceUrl":"https://rubygems.org","retrievedAt":"2026-08-03T22:32:15.384Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | free |
| pricing.price_level | free | free |
| pricing.transparent | yes | yes |
| release.cadence_days | 14 | 7 |
| release.history | `[{"url":"https://github.com/python-poetry/poetry/releases/tag/2.5.1","date":"2026-09-20T07:16:50Z","type":"stable","version":"2.5.1"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.5.0","date":"2026-09-19T18:12:41Z","type":"stable","version":"2.5.0"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.4.3","date":"2026-09-05T08:58:02Z","type":"stable","version":"2.4.3"},{"url":"https://github.com/python-poetry/poetry/releases/tag/2.4.2","date":"2026-08-29T19:16:50Z","type":"stable","version":"2.4.2"},{"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/ruby/rubygems/releases/tag/v4.0.23","date":"2026-10-14T04:18:02Z","type":"stable","version":"v4.0.23"},{"url":"https://github.com/ruby/rubygems/releases/tag/v4.1.0.beta2","date":"2026-10-08T04:26:17Z","type":"prerelease","version":"v4.1.0.beta2"},{"url":"https://github.com/ruby/rubygems/releases/tag/v4.0.22","date":"2026-09-30T07:53:33Z","type":"stable","version":"v4.0.22"},{"url":"https://github.com/ruby/rubygems/releases/tag/v4.0.21","date":"2026-09-16T06:27:25Z","type":"stable","version":"v4.0.21"},{"url":"https://github.com/ruby/rubygems/releases/tag/v4.1.0.beta1","date":"2026-09-09T05:04:33Z","type":"prerelease","version":"v4.1.0.beta1"},{"url":"https://github.com/ruby/rubygems/releases/tag/v4.0.20","date":"2026-09-02T08:57:10Z","type":"stable","version":"v4.0.20"},{"url":"https://github.com/ruby/rubygems/releases/tag/v4.0.19","date":"2026-08-20T01:57:03Z","type":"stable","version":"v4.0.19"},{"url":"https://github.com/ruby/rubygems/releases/tag/v4.0.18","date":"2026-08-05T02:16:51Z","type":"stable","version":"v4.0.18"},{"url":"https://github.com/ruby/rubygems/releases/tag/v4.0.17","date":"2026-07-22T04:17:51Z","type":"stable","version":"v4.0.17"},{"url":"https://github.com/ruby/rubygems/releases/tag/bundler-v4.0.17","date":"2026-07-22T04:19:42Z","type":"stable","version":"bundler-v4.0.17"},{"url":"https://github.com/ruby/rubygems/releases/tag/v4.0.16","date":"2026-07-10T05:39:35Z","type":"stable","version":"v4.0.16"},{"url":"https://github.com/ruby/rubygems/releases/tag/bundler-v4.0.16","date":"2026-07-10T05:41:26Z","type":"stable","version":"bundler-v4.0.16"},{"url":"https://github.com/ruby/rubygems/releases/tag/v4.0.15","date":"2026-06-23T23:32:27Z","type":"stable","version":"v4.0.15"},{"url":"https://github.com/ruby/rubygems/releases/tag/bundler-v4.0.15","date":"2026-06-23T23:41:00Z","type":"stable","version":"bundler-v4.0.15"},{"url":"https://github.com/ruby/rubygems/releases/tag/bundler-v4.0.14","date":"2026-06-10T00:12:00Z","type":"stable","version":"bundler-v4.0.14"},{"url":"https://github.com/ruby/rubygems/releases/tag/v4.0.14","date":"2026-06-10T00:10:15Z","type":"stable","version":"v4.0.14"},{"url":"https://github.com/ruby/rubygems/releases/tag/v4.0.13","date":"2026-06-03T02:59:24Z","type":"stable","version":"v4.0.13"},{"url":"https://github.com/ruby/rubygems/releases/tag/bundler-v4.0.13","date":"2026-06-03T03:01:31Z","type":"stable","version":"bundler-v4.0.13"},{"url":"https://github.com/ruby/rubygems/releases/tag/v4.0.12","date":"2026-05-20T03:06:01Z","type":"stable","version":"v4.0.12"},{"url":"https://github.com/ruby/rubygems/releases/tag/bundler-v4.0.12","date":"2026-05-20T03:07:44Z","type":"stable","version":"bundler-v4.0.12"}]` |
| reliability.status_page | yes | yes |
| security.disclosure_policy | - | yes |
| security.scorecard | 3.1 | 7.6 |
| security.trust_center | - | https://rubygems.org/pages/security |
| 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":5,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=rubygems&package_name=bundler&per_page=100","last_12m":0,"max_severity":"CRITICAL"}` |

## Capabilities (Package Registries)

| Capability | Poetry | RubyGems |
|---|:--:|:--:|
| **Core** |  |  |
| Role | Package manager client | Public registry |
| **Ecosystem** |  |  |
| Ecosystem / language | Python | Ruby |
| **Deployment** |  |  |
| Deployment | CLI-local | SaaS |
| **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: vioscaleAI. Generated 2026-10-16T18:33:26.968Z. "-" = undocumented, not absent.*