Local API Mock

Locally modify API requests and mock API responses for development.

Local API Mock is a minimal Chrome extension for developers who need to mock API responses during development and testing. **Key Features:** - Intercept fetch() and XMLHttpRequest requests - Return custom mock responses with configurable status, headers, and body - Override request parameters (URL, method, headers, body) before sending - Store rules locally in browser storage—no cloud, no telemetry - URL pattern matching with wildcard support - Enable/disable toggle for quick testing **Perfect for:** - Testing without external API dependencies - Developing offline-first applications - Mocking error scenarios and edge cases - Faster development cycles All data stays on your machine. No requests or data are sent to external servers.