
Apidog
8.0#1 in api design toolsFrom $9 a monthFree planWebAPIExtensionLinux
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| Fact | Apidog | Smithy |
|---|---|---|
| License | Apidog is proprietary commercial software; its CLI package is proprietary and requires an Apidog account for normal use. | The site identifies Smithy as open source under the Apache 2.0 license. |
| Product | Apidog describes itself as an all-in-one API platform for designing, debugging, mocking, testing, and documenting APIs. | Smithy is an open-source, protocol-agnostic interface definition language and toolset for defining APIs and generating clients, servers, and documentation. |
| Protocols | Documentation lists support for HTTP, GraphQL, gRPC, WebSocket, SOAP and SSE requests. | Smithy describes support for REST JSON, RPC v2 CBOR, AWS JSON, and AWS Query protocols. |
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Apidog suits API teams that want specification-based design and testing, or that need to import Postman data. Its SaaS and customer-hosted deployment options may suit teams with different hosting needs.
Smithy suits teams defining service APIs and generating SDKs, server implementations, and documentation across languages. It is also relevant to organizations using OpenAPI, CloudFormation schemas, or AWS integrations.