Mockbin by Zuplo. Mock, Test, and View HTTP Requests and Responses
- api-client
- api-management
- api-mock
- api-test
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Mockbin by Zuplo. Mock, Test, and View HTTP Requests and Responses
Mock an SSH server and define all commands it supports (Python, Twisted)
Advanced unit test framework for D
The RSpec monorepo
Cache and mock network requests in Playwright
DNS mock server written on 💎 Ruby. Mimic any DNS records for your test environment with fake DNS server.
Mock window global in tests with test-friendly replacements for location, alert/confirm/prompt/ and more.
💎 Ruby SMTP mock. Mimic any 📤 SMTP server behavior for your test environment with fake SMTP server.
Unobtrusive Dependency Injector for Elixir
Simple injectable test dependencies for Elixir
AutoMocker is a Swift framework that leverages the type system to let you easily create mocked instances of your data types.
HTTP request stubbing and expectation Elixir library
In-memory WebExtensions API Fake Implementation for testing purposes
localaik is a local compatibility server for a subset of the Gemini and OpenAI APIs. Run one container locally, point your SDK to it, and the proxy serves both protocol shapes on the same port for tests and development.
AMWA NMOS Device Control Mock Application
Feature-rich filesystem mocking for Go tests: comprehensive error injection, latency simulation, write operations, operation statistics, and standalone file handles. Built on testing/fstest.MapFS with comprehensive fs.FS interface support.
Open-source simulation harness for testing AI agents. Simulate LLM and tool calls to test edge cases, failure paths, and agent logic without live API calls.
The simplest way to test your APIs and webhooks
WebExtensions API as sinon stubs
Open-source Modbus RTU/TCP slave simulator for the LRI AEM-60DC8 industrial DC monitor — 147 holding registers, 8 DC channels, 6 baudrates. SCADA/PLC integration testing without hardware.