# Postman vs urllib3

| Attribute | Postman | urllib3 |
|---|---|---|
| **vioscaleAI score** | 64.4 (71% (medium)) | 59.5 (60% (medium)) |
| activity.commits_last_30d | - | 26 |
| adoption.dependent_repos | - | 422,295 |
| adoption.github_stars | - | 4,071 |
| adoption.stackoverflow_questions | 22,000 | - |
| content.faq | `[{"answer":"Postman is a comprehensive platform that simplifies the API lifecycle by providing tools for designing, testing, and collaborating on APIs. It helps teams build and maintain APIs more efficiently. It is indexed under API Development Tools.","source":"https://www.postman.com","question":"What is Postman?","confidence":0.6},{"answer":"Postman offers a free tier, so you can start without paying. Paid plans start at $9 per month. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://www.postman.com","question":"Is Postman free?","confidence":0.6},{"answer":"Postman supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.postman.com","question":"What platforms does Postman support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Postman, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://www.postman.com","question":"Can Postman be self-hosted?","confidence":0.6},{"answer":"We have confirmed 4 integrations for Postman, including 1Password, AWS Secrets Manager, Azure Key Vault and HashiCorp Vault. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.postman.com","question":"What does Postman integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2 and GDPR for Postman. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Postman not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.postman.com/trust/","question":"What security certifications does Postman have?","confidence":0.7},{"answer":"Postman is available worldwide. The vendor is headquartered in the United States.","source":"https://www.postman.com","question":"Where is Postman available?","confidence":0.75}]` | `[{"answer":"urllib3 is a Python HTTP client library that enables applications to make HTTP requests with built-in support for connection pooling, SSL/TLS verification, proxy support, automatic retries, and response compression. It handles the complexities of HTTP communication while simplifying integration into Python projects.","source":"https://urllib3.readthedocs.io","question":"What is urllib3?","confidence":0.95},{"answer":"urllib3 provides thread-safe connection pooling to reuse HTTP connections, client-side TLS/SSL certificate verification for secure connections, built-in proxy support, automatic retry logic for failed requests, and transparent compression handling. These features reduce overhead and improve reliability for HTTP communication.","source":"https://urllib3.readthedocs.io","question":"What are the main technical features of urllib3?","confidence":0.95},{"answer":"Yes, urllib3 is free and open source software with no licensing costs. Optional professional support is available through a Tidelift Subscription for organizations that need dedicated assistance.","source":"https://urllib3.readthedocs.io","question":"Is urllib3 free to use?","confidence":0.95},{"answer":"urllib3 is designed for Python developers and organizations building Python applications that require HTTP client functionality. It's particularly useful for teams needing reliable connection management, security verification, and automated retry handling in their HTTP interactions.","source":"https://urllib3.readthedocs.io","question":"Who should consider using urllib3?","confidence":0.85},{"answer":"urllib3 is a self-hosted library that you integrate directly into your Python application; there are no external services to manage. It runs within your application's Python environment as a dependency.","source":"https://urllib3.readthedocs.io","question":"How is urllib3 deployed?","confidence":0.9},{"answer":"Yes, urllib3 includes REST client capabilities, making it suitable for applications that need to consume HTTP APIs and build client applications that communicate with remote services.","source":"https://urllib3.readthedocs.io","question":"Can urllib3 be used to build REST API clients?","confidence":0.85},{"answer":"urllib3 provides comprehensive API documentation for developers. The documentation is accessible at the project website and covers library features, usage patterns, and integration guidance.","source":"https://urllib3.readthedocs.io","question":"Is documentation available for urllib3?","confidence":0.85}]` |
| deployment.options | `{"cloud":true}` | `{"self_hosted":true}` |
| description.long | Postman is a comprehensive platform that simplifies the API lifecycle by providing tools for designing, testing, and collaborating on APIs. It helps teams build and maintain APIs more efficiently. | urllib3 is an HTTP client library for Python that adds essential features not available in the standard library, particularly client-side TLS/SSL certificate verification and robust connection management. |
| features.capabilities | `{"api_docs":true,"mock_server":true,"rest_client":true,"collaboration":true,"ci_integration":true,"openapi_import":true,"graphql_support":true,"automated_testing":true}` | `{"api_docs":true,"rest_client":true}` |
| hosting.model | cloud | - |
| integrations.count | 9 | 2 |
| integrations.list | `[{"name":"1Password"},{"name":"AWS Secrets Manager"},{"name":"Azure Key Vault"},{"name":"HashiCorp Vault"},{"name":"Salesforce","category":"crm"},{"name":"Microsoft Graph"},{"name":"Notion"},{"name":"Zoho CRM","category":"crm"},{"name":"Cisco Meraki"},{"name":"Pipedrive","category":"crm"},{"name":"Datadog"},{"name":"Atlassian Confluence"},{"name":"PingOne"}]` | `[{"name":"Requests"},{"name":"pip"}]` |
| language.primary | - | Python |
| license.spdx | - | MIT |
| market.availability | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true,"web":true}` | - |
| pricing | `{"type":"subscription","plans":[{"free":true,"name":"Free","summary":"$0/month","features":["API client & core tools","Specs & mock servers","Native Git","Collection Runner & Performance Testing runs","Manual Flows","50 AI credits/month","Unlimited cloud & local mock servers","MCP Client","Webhooks","Postman CLI"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"ai_credits":"50/mo"}},{"free":false,"name":"Solo","summary":"$9/month (billed annually)","features":["Everything in Free, plus:","400 AI credits/month","Data-driven testing with exports","Unlimited private NPM packages & library","Custom-branded documentation","Unlimited custom domains","Expanded API monitoring"],"commitment":"annual","components":[{"kind":"fixed","amount":9,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"ai_credits":"400/mo"}},{"free":false,"name":"Team","summary":"$19/user/month (billed annually)","features":["Everything in Solo, plus:","400 AI credits/user/month","Team collaboration","Unlimited workspace & collection viewers","Basic role-based access control (RBAC)","SDK generation & distribution"],"commitment":"annual","components":[{"kind":"per_unit","unit":"seat","amount":19,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"ai_credits":"400/user/mo"}},{"free":false,"name":"Enterprise","summary":"$49/user/month (billed annually)","features":["Everything in Team, plus:","800 AI credits/user/month (pooled)","API Catalog","Unlimited private and Partner workspaces","Private API Network","SDK auto-distribution","Advanced RBAC & organization controls","Governance, audit logs & reporting","Private test & Flows runners","Insights"],"commitment":"annual","components":[{"kind":"per_unit","unit":"seat","amount":49,"period":"month","currency":"USD"}],"contactSales":true,"includedLimits":{"ai_credits":"800/user/mo (pooled)"}}],"addOns":[{"name":"AI Credit Overages","components":[{"per":{"qty":1,"unit":"credit"},"kind":"per_unit","amount":0.05,"currency":"USD"},{"per":{"qty":1,"unit":"credit"},"kind":"per_unit","amount":0.04,"currency":"USD"},{"per":{"qty":1,"unit":"credit"},"kind":"per_unit","amount":0.035,"currency":"USD"}]},{"name":"Simple Security"},{"name":"Advanced Security Administration"}],"summary":"From $9/month (Solo) or free tier. Billed annually.","currency":"USD","freeTier":true,"sourceUrl":"https://www.postman.com","retrievedAt":"2026-08-05T14:11:48.733Z","startingPrice":{"amount":9,"period":"month","currency":"USD"},"billingPeriods":["month","year"]}` | `{"type":"open_source","freeTier":true,"sourceUrl":"https://urllib3.readthedocs.io","retrievedAt":"2026-08-14T11:08:00.574Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | open_source |
| pricing.price_level | low | free |
| pricing.transparent | yes | yes |
| release.cadence_days | - | 27 |
| release.history | - | `[{"url":"https://github.com/urllib3/urllib3/releases/tag/2.8.0","date":"2026-09-15T19:40:51Z","type":"stable","version":"2.8.0"},{"url":"https://github.com/urllib3/urllib3/releases/tag/2.7.0","date":"2026-05-07T16:32:49Z","type":"stable","version":"2.7.0"},{"url":"https://github.com/urllib3/urllib3/releases/tag/2.6.3","date":"2026-01-07T16:30:23Z","type":"stable","version":"2.6.3"},{"url":"https://github.com/urllib3/urllib3/releases/tag/2.6.2","date":"2025-12-11T15:59:07Z","type":"stable","version":"2.6.2"},{"url":"https://github.com/urllib3/urllib3/releases/tag/2.6.1","date":"2025-12-08T15:27:19Z","type":"stable","version":"2.6.1"},{"url":"https://github.com/urllib3/urllib3/releases/tag/2.6.0","date":"2025-12-05T15:18:06Z","type":"stable","version":"2.6.0"},{"url":"https://github.com/urllib3/urllib3/releases/tag/2.5.0","date":"2025-06-18T14:19:56Z","type":"stable","version":"2.5.0"},{"url":"https://github.com/urllib3/urllib3/releases/tag/2.4.0","date":"2025-04-10T15:22:59Z","type":"stable","version":"2.4.0"},{"url":"https://github.com/urllib3/urllib3/releases/tag/2.3.0","date":"2024-12-22T07:44:15Z","type":"stable","version":"2.3.0"},{"url":"https://github.com/urllib3/urllib3/releases/tag/2.2.3","date":"2024-09-12T10:50:28Z","type":"stable","version":"2.2.3"},{"url":"https://github.com/urllib3/urllib3/releases/tag/1.26.20","date":"2024-08-29T15:41:42Z","type":"stable","version":"1.26.20"},{"url":"https://github.com/urllib3/urllib3/releases/tag/2.2.2","date":"2024-06-17T08:19:23Z","type":"stable","version":"2.2.2"},{"url":"https://github.com/urllib3/urllib3/releases/tag/1.26.19","date":"2024-06-17T17:19:36Z","type":"stable","version":"1.26.19"},{"url":"https://github.com/urllib3/urllib3/releases/tag/2.2.1","date":"2024-02-18T03:55:18Z","type":"stable","version":"2.2.1"},{"url":"https://github.com/urllib3/urllib3/releases/tag/2.2.0","date":"2024-01-30T15:17:27Z","type":"stable","version":"2.2.0"},{"url":"https://github.com/urllib3/urllib3/releases/tag/2.1.0","date":"2023-11-13T12:29:03Z","type":"stable","version":"2.1.0"},{"url":"https://github.com/urllib3/urllib3/releases/tag/2.0.7","date":"2023-10-17T17:46:02Z","type":"stable","version":"2.0.7"},{"url":"https://github.com/urllib3/urllib3/releases/tag/1.26.18","date":"2023-10-17T17:46:31Z","type":"stable","version":"1.26.18"},{"url":"https://github.com/urllib3/urllib3/releases/tag/2.0.6","date":"2023-10-02T17:21:44Z","type":"stable","version":"2.0.6"},{"url":"https://github.com/urllib3/urllib3/releases/tag/1.26.17","date":"2023-10-02T17:21:47Z","type":"stable","version":"1.26.17"}]` |
| reliability.status_page | yes | - |
| security.disclosure_policy | yes | yes |
| security.gdpr | yes | - |
| security.scorecard | - | 8.6 |
| security.soc2 | yes | - |
| security.trust_center | https://www.postman.com/sovos-compliance/sovos-developer-guide-public/collection/c7muoks/india-einvoicing-compliance | - |
| security.vulnerabilities | - | `{"count":22,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=urllib3&per_page=100","last_12m":8,"max_severity":"CRITICAL"}` |

## Capabilities (API Development Tools)

| Capability | Postman | urllib3 |
|---|:--:|:--:|
| **Core** |  |  |
| REST client | ✓ | ✓ |
| GraphQL support | ✓ | - |
| gRPC support | - | - |
| **Design** |  |  |
| Mock servers | ✓ | - |
| **Testing** |  |  |
| Automated / contract testing | ✓ | - |
| **Collaboration** |  |  |
| Team collaboration & sharing | ✓ | - |
| **Docs** |  |  |
| Doc generation | ✓ | ✓ |
| **Standards** |  |  |
| OpenAPI / spec import | ✓ | - |
| **Ops** |  |  |
| CI integration / CLI | ✓ | - |

*Source: vioscaleAI. Generated 2026-10-16T19:27:15.766Z. "-" = undocumented, not absent.*