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.
- mock-server
- proxy
- java-client
- javascript-client
Testing layer for Microsoft's HttpClient library. Create canned responses using a fluent API.
Scriptable, multipurpose mock server. Run standalone mock servers, or embed mocks within your tests or CI/CD pipeline.
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A .NET library for intercepting server-side HTTP requests
- httpclient
- netstandard
- dotnet
- dotnet-core
High-performance, multi-protocol mock server. HTTP, WebSocket, gRPC, MQTT, SSE, GraphQL, SOAP in one binary.