Mock Express - Modify, Mock & Intercept HTTP Requests Locally

Intercept, mock, and modify API requests directly in your browser. No server needed. 100% local and secure.

Users299

Rating5.0

Reviews9

Manifest versionV3

7-day growth+10

7-day growth rate+3.46%

Preview

Mock Express - Modify, Mock & Intercept HTTP Requests Locally Media preview

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Trend

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User Growth Over Time

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30-day rating change

Start

5.00

Latest

5.00

30-day rating change

0.00

2026年5月28日2026年6月3日

Growth overview

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1-day growthFlat

00%

7-day growthGrowing

+10+3.46%

30-day growthGrowing

+37+14.1%

Technical snapshot

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Version3.0.1

ManifestV3

Size1.17MiB

Languages1English (United States)

Published--

Store updated--

Last crawled--

Overview

Product summary

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Mock Express is a powerful browser extension designed for developers and testers to intercept, inspect, and modify HTTP requests and responses—all directly from the browser. Whether you're working with unstable APIs, simulating edge cases, or testing UI behavior under different backend conditions, Mock Express gives you the tools you need.

🚀 Key Features

🔧 Request Actions

Modify Request

Alter headers, URL segments, body content of outgoing API requests before they’re sent.

Block Request

Reviews