ModResponse - Mock and replay API

Mock, modify, and replay API. Easy setup. No proxy needed. No code change required.

ModResponse - Mock and Replay API for Easier Web Development

ModResponse - Mock and replay API is a Chrome extension designed to simplify web development testing. It allows you to record, replay, and stub HTTP responses; reroute requests to different URLs; change HTTP response body, status code, and headers; delay requests for simulation purposes; and simulate network errors. Multiple profiles and export/import functionality are supported.
Install from Chrome Web Store

Extension stats

Manifest V3
Users: 10,000+
Rating: 4.57
(23)
Version: 1.2.1 (Last updated: 2023-09-01)
Creation date: 2022-06-16
Permissions:
  • alarms
  • contextMenus
  • storage
  • activeTab
  • debugger
  • unlimitedStorage
Host permissions:
  • https://modheader.com/*
  • <all_urls>
Size: 464.90K
Full description: See detailed description

Other platforms

Not available on Android
Not available on Firefox
ModResponse - Mock and replay API (v1.2.1)
1,485+ 5.00 (1)

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Works as intended and is effective
  • Fast and easy to use
  • Can redirect requests to local servers for testing purposes
  • Support from a reputable vendor with prior successful extensions
Cons
  • Poor user interface
  • Some features may not work for longer URLs
  • Minor UI sync issues reported
Most mentioned
  • Effectiveness in mocking and replaying API responses
  • User interface issues
  • Ability to redirect requests to local servers
User reviews
Hmm, did the trick
by Pourya, 2025-02-19

Add support for GraphQL operations and mutations
by Raja Jaganathan, 2024-11-11

Works great
by Nikita Fursov, 2024-09-26
View all user reviews

Extension safety

Risk impact

ModResponse - Mock and replay API requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Allows for debugging of other web apps and extensions, which can intersect with sensitive information and security boundaries.
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Risk likelihood

We don't have sufficient data to confidently determine the risk likelihood of ModResponse - Mock and replay API. Use it at your own risk.

Risk likelihood analysis details
  • High This extension has low user count. Unpopular extensions may not be stable or safe.
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