GraphQL Mocker

Capture, edit, and mock GraphQL responses in real-time. Perfect for testing edge cases without backend changes.

GraphQL Mocker - Real-time GraphQL Response Mocking Tool 🎯 What is GraphQL Mocker? A powerful Chrome extension that intercepts GraphQL requests and lets you customize responses on the fly. No backend modifications needed! ✨ Key Features: • 📸 Auto-capture all GraphQL requests and responses • ✏️ Intuitive JSON editor with inline editing • 🎭 Mock any response with custom data • ⏱️ Add response delays to simulate slow networks • 🔀 Boolean dropdown for easy true/false editing • 🎚️ Global toggle to enable/disable all mocking • 🔍 Search and filter through captured operations • 🪟 Separate editor window for complex responses 🚀 Perfect For: • Frontend developers working ahead of backend • QA engineers testing edge cases • Debugging production issues locally • Demo and presentation preparation • Testing error states, empty states, and loading states 💡 How It Works: 1. Navigate to any page with GraphQL requests 2. Click the extension to see captured operations 3. Edit responses with the visual JSON editor 4. Save & Activate to start mocking 5. Refresh the page - your custom response is served! 🔒 Privacy: All data stays local in your browser. No external servers, no data collection. 🆓 Free & Open Source: MIT Licensed. Contributions welcome on GitHub!