Gateway Information Group

API & server registries

APIs.guru

A directory of public REST API definitions with a route for contributing API descriptions.

Provider: APIs.guru project. Editorial listing by Gateway; not an owner claim.

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Best suited to
Finding API definitions and improving API discoverability
Owner next step
Review the contribution requirements for a public API definition.
Access
Public directory
Cost
Check current provider terms. Consult current contribution requirements and each listed API’s own access terms.
Interfaces
Website · OpenAPI
Source evidence
Official public source · checked 2026-10-01. This is a description review, not an execution or compatibility test.
Listing requirements
Provide a stable public URL to a machine-readable API definition and identify whether the definition comes from the API owner or a third party.
Traffic and availability
Not monitored. Bot visits, citations, uptime and successful delivery have not been measured by this directory.

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