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Developer Tools

Best API Catalog Tools in 2026

  1. 01 Backstage

    Backstage suits organizations whose product and engineering teams need a shared developer portal and software catalog.

    Free plan Web · macOS · Linux · API
    8.5 Visit Specs
  2. 02 Postman

    Postman suits people designing, testing, documenting, or monitoring APIs, including teams that need collaboration, integrations, or API testing across multiple protocols.

    From $9/mo Free plan Web · Windows · macOS · Linux
    8.4 Visit Specs
  3. 03 API Portal

    API Portal is aimed at API teams, from small teams to large organizations, that need shared API discovery and documentation.

    Free trial Web · Windows · macOS · Linux
    8.1 Visit Specs
  4. 04 Port

    It suits engineering teams that want a software catalog, governed workflows, and lifecycle scorecards.

    From $30/mo Free plan Web · API · Browser extension
    7.9 Visit Specs
  5. 05 Axway Amplify Engage
    Web · API · Self-hosted
    7.6 Visit Specs
  6. 06 Cortex
    Web · API
    7.4 Visit Specs
  7. 07 OpsLevel
    Web · API · Self-hosted
    7.1 Visit Specs
  8. 08 Kong Konnect
    From $25/mo Web · Windows · macOS · Linux
    6.9 Visit Specs
  9. 09 Gravitee Developer Portal
    From $2,500/mo Web
    6.7 Visit Specs
  10. 10 MuleSoft Anypoint Exchange
    From $2,000/mo Web
    6.4 Visit Specs
  11. 11 Salt Security API Inventory
    Web
    5.5 Visit Specs
  12. 12 WSO2 API Portal & MCP Hub
    Web
    5.5 Visit Specs
  13. 13 StackSpot API Catalog
    Web
    5.2 Visit Specs
  14. 14 Swagger Catalog
    Web
    5.2 Visit Specs
How this list is ordered. Specifiction scores each tool on how fully its maker documents it, whether its prices are published, where the research puts it, the platforms it runs on and whether it can be tried for free (how we rank). Makers can also buy a numbered place (how Specifiction is paid for).

Compare Backstage and Postman Get a place on this list

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