Mocko is described as 'Proxy your API, choose which endpoints to mock in the cloud and inspect traffic, for free. Speed up your development and integrations tests' and is an app. There are more than 10 alternatives to Mocko for a variety of platforms, including Web-based, Mac, Windows, Linux and SaaS apps. The best Mocko alternative is apimock-rs (API Mock), which is both free and Open Source. Other great apps like Mocko are Mockoon, Webhook.site, WireMock and mockd.
apimock-rs (API Mock) is a developer-friendly, super-lightweight and functional HTTP(S) mock server built in Rust. It provides file-based mechanism for mocking RESTful APIs using static JSON responses. Optionally, dynamic routing is supported: rule-based matching via toml and...
Webhook.site is a tool for building software that not only use webhooks but other types of communication, either by allowing developers to inspect the data that's being sent via a webhook, but also helps users create workflows that respond to and interact with webhooks from...
Denmark
EU
WireMock is a simulator for HTTP-based APIs. Some might consider it a service virtualization tool or a mock server.
Multi-protocol mock server for HTTP, gRPC, GraphQL, WebSocket, MQTT, SSE, and SOAP. One Go binary, zero dependencies. Supports stateful CRUD, digital twins (passes real SDK tests), chaos engineering, OpenAPI/Postman/HAR/cURL import, and a built-in MCP server for AI agents.
United States
Build a mock Rest API endpoint in seconds. Helps you in UI development, Webhooks, simulating delays, simulating exceptions and server errors, performance test, etc.
MockServer can be used for mocking any system you integrate with via HTTP or HTTPS (i.e. services, web sites, etc).
SOAP/REST Mock Service is a simple configurable framework to mock out SOAP or RESTful (or "REST-like") webservices. It's main goal is to support automated integration testing of applications that integrate with 3rd party webservices.
Request inspection, debug web hooks, http clients etc. Crete an endpoint to collect and test an application. All request sent to this endpoint are forwarded to you in real time
Mockintosh is a mock server generator that's capable to generate RESTful APIs or communicate with message queues to mimick asyncronous tasks. Such that it enables software development teams to work independently while building and maintaining a complicated microservice...
United States
Quickly define some REST or SOAP endpoints and have them return json/xml (dummy) data.
Online API Mocking Tool: API Mock, fake API, stub API, simulate API, dummy API. Capture and debug requests instantly. Forward requests to localhost for webhooks testing and debugging. More than 100 random or faker shortcodes for response templating.
France
United Kingdom
