Cooling signalUnknownHigh-risk permissions

Crayfish Mock:Browser API Response Simulator

Intercept and simulate browser network requests. Customize API responses for frontend development without backend dependencies.

Users10Current public install base

Rating5.0Store average score

Reviews1Public review volume

Manifest versionV3Extension platform version

7-day growth-1Net users gained this week

7-day growth rate-9.09%Relative weekly velocity

Preview

Crayfish Mock:Browser API Response Simulator Media preview

1 assets

Trend

30-day user trend

Review user movement over the last 30 days.

User Growth Over Time

Rating trend

30-day rating change

Track rating movement over time to see whether quality signals remain stable.

30-day rating change

Start

5.00

Latest

5.00

30-day rating change

0.00

2026年6月18日2026年6月24日

Growth overview

Daily, weekly, and monthly growth

Compare 1-day, 7-day, and 30-day net growth and growth rate.

1-day growthDeclining

-1-9.09%

7-day growthDeclining

-1-9.09%

30-day growthDeclining

-2-16.7%

Technical snapshot

Version, languages, and crawl freshness

Review publication date, version, supported languages, and crawl timestamps.

Version0.0.5

ManifestV3

Size452KiB

Languages2English / 中文（中国）

Published--

Store updated--

Last crawled--

Overview

Product summary

Review the store description, core capabilities, and common use cases.

Crayfish Mock: Browser API Response Simulator

Purpose

Crayfish Mock is a powerful browser extension designed for frontend developers that intercepts and simulates browser network requests. It allows you to customize API responses, status codes, and introduce network delays without modifying your application code.

Why You Should Install It

Accelerate Development: Test your frontend against various API responses without waiting for backend implementation

Simulate Edge Cases: Easily create error scenarios, slow networks, or specific API behaviors

Reviews

Recent review snapshot

Inspect the latest comments and rating distribution.

The Chrome Web Store shows 1 reviews, but only 0 review bodies have synced into ExtScope so far. Showing the synced reviews available right now.

5★

4★

3★

2★

1★

Similar and related extensions

Review related products from the Chrome Web Store detail page.

mockforme

Developer Tools

Instantly mock APIs with zero code using MockForMe extension — fast, simple, and effortless

Moqyy — API Mocking & Fetch/XHR Interceptor

Developer Tools

Mock APIs, intercept fetch/XHR requests, and test frontend apps without backend. Built for frontend developers and QA testers.

Tamper Dev

Developer Tools

Intercept and edit HTTP/HTTPS requests and responses as they happen without the need of a proxy.

tweak: mock and modify HTTP requests

Developer Tools

Likely PaidConfidence 92Platform Paddle

Mock or modify your HTTP requests to test, develop and demo your web application

HTTP Header Inspector - Response Headers & Status Checker

Developer Tools

View HTTP headers, status codes, CORS & security headers without DevTools. Debug API, XHR/fetch requests instantly.

NetLab - Network Debugging Proxy

Developer Tools

Chrome DevTools network proxy for intercepting, modifying, and debugging HTTP requests. Like Fiddler/Charles but built into DevTools