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typicode/jsonplaceholder

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5,244 stars·597 forks·HTML·MIT·15 viewsjsonplaceholder.typicode.com↗

Jsonplaceholder

JSONPlaceholder is a REST API mock server and JSON mocking service that provides a hosted frontend development sandbox. It functions as a fake backend that returns predefined JSON responses to simulate a REST API for development and testing.

The service supports cross-origin resource sharing, allowing API integrations to be tested from different browser domains. It enables the simulation of CRUD operations and the retrieval of mock data without requiring a live database.

The system maps URL patterns to a static JSON-based data store and handles requests statelessly. It includes capabilities for query-parameter filtering and nested resource mapping to simulate one-to-many relational data structures.

Features

  • REST API Mock Servers - Implements a mock server that provides predefined resources and standard HTTP verbs to simulate a backend.
  • Static JSON Stores - Uses flat JSON files as a read-only data store to serve consistent mock responses.
  • Frontend API Mocking - Provides a hosted environment for simulating backend API responses and endpoints during frontend development.
  • JSON Mocking Services - Provides simulated JSON data across multiple endpoints to prototype applications without a live database.
  • REST API Prototyping Tools - Enables building and testing frontend applications that require a functional API before the backend is developed.
  • API Mocking - Simulates API responses to facilitate development and testing without live backend services.
  • Mock Data Generators - Provides realistic placeholder JSON data for testing and development.
  • Frontend Integration Testing - Verifies how user interfaces handle various JSON responses and HTTP status codes.
  • Client-Side API Simulations - Emulates a backend lifecycle via a hosted API to enable decoupled frontend development.
  • Relational Resource Mapping - Resolves relational data by linking child resource collections to parent entities via URL paths.
  • Mock Data Utilities - Provides predefined datasets of users, posts, and comments to populate applications during development.
  • Nested Resource Routing - Retrieves related data through nested routing to simulate one-to-many relationships between entities.
  • API Client Debugging Tools - Allows testing the behavior of HTTP clients against a stable and predictable set of REST endpoints.
  • Query Parameter Filters - Provides mechanisms for refining mock resource collections using API query parameters.
  • CORS Header Management - Configures CORS headers to allow browser-based requests from any external domain.
  • Stateless Request Processing - Handles CRUD operations statelessly by returning success responses without persisting changes.
  • Mock Mutation Simulation - Simulates state-changing CRUD operations by returning success codes without altering the static data store.
  • Cross-Domain Request Handling - Implements CORS and JSONP to enable data exchange between different browser origins.
  • Pattern-Based Route Mapping - Maps incoming HTTP request paths to specific JSON data collections using predefined URL patterns.

Star history

Star history chart for typicode/jsonplaceholderStar history chart for typicode/jsonplaceholder

How this analysis was created: This summary and feature list were written by an AI model that read the project's README and public documentation pages. Each feature links to the documentation it came from; stars, license and language come straight from the GitHub API. The model does not read the source code, and the analysis is refreshed when the project is re-analysed. Learn more on our About page.

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Frequently asked questions

What does typicode/jsonplaceholder do?

JSONPlaceholder is a REST API mock server and JSON mocking service that provides a hosted frontend development sandbox. It functions as a fake backend that returns predefined JSON responses to simulate a REST API for development and testing.

What are the main features of typicode/jsonplaceholder?

The main features of typicode/jsonplaceholder are: REST API Mock Servers, Static JSON Stores, Frontend API Mocking, JSON Mocking Services, REST API Prototyping Tools, API Mocking, Mock Data Generators, Frontend Integration Testing.

What are some open-source alternatives to typicode/jsonplaceholder?

Open-source alternatives to typicode/jsonplaceholder include: nuysoft/mock — Mock is a JavaScript API mocking tool and network request interceptor designed to decouple front-end development from… miragejs/miragejs — Mirage JS is a browser-based mock server and client-side API simulator designed for JavaScript application… mswjs/msw — MSW is a JavaScript API mocking library and integration testing tool designed to intercept network requests at the… typicode/json-server — json-server is a development toolset used to simulate a full REST API from a JSON file. It functions as a customizable… mockoon/mockoon — Mockoon is an HTTP API simulation platform and design tool used to create fake API endpoints that simulate server… ant-design/ant-design-pro — Ant Design Pro is a comprehensive starter kit and administrative framework for building enterprise-level admin…

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