Imposter vs Pretender.js
| Imposter | Pretender.js | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Linux, macOS, self-hosted, Windows | Web |
| Dynamic responses | Yes | Yes |
| OpenAPI import | Yes | — |
| Mock data generation | Yes | — |
| Local deployment | Yes | — |
| Supported protocols | REST, OpenAPI, SOAP, gRPC, WebSocket, HBase, Salesforce, WireMock | — |
Both are listed in Best API Mocking Tools. On Samsung Mobile US Press, Imposter scores higher on our published basis.