Huseyinnurbaki/mocktail

Insomnia Mockbin is the underlying backend for the API mocks capability of Insomnia. It is built and used by Kong, the author of the open-source Kong Gateway.

mocker-api that creates mocks for REST APIs. It will be helpful when you try to test your application without the actual REST API server.

Get a full fake REST API with zero coding in less than 30 seconds (seriously)

MockServer is an HTTP(S) mock server and proxy for testing that lets you mock APIs, inspect and modify live traffic, and inject failures. It supports HTTP/1.1, HTTP/2, gRPC, WebSockets, TCP and more on a single port, with additional support for HTTP/3, message brokers, and AI/LLM APIs.

Mockoon is the easiest and quickest way to run mock APIs locally. No remote deployment, no account required, open source.

Turn an OpenAPI spec into a local API in one command. Build and test your frontend with custom responses, shared state, and simulated failures, without waiting for the backend.

LiveMock is a comprehensive tool for API development and testing, offering mock data, request proxying, and logging, to streamline workflows and track traffic.

Smocker is a simple and efficient HTTP mock server and proxy

REST Server Tests (Echo-Server) API / Docker / Kubernetes / Helm