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simple-modify-headers Chrome Extension Analysis

Developer & Designer Tools

Chrome extension ID: gjgiipmpldkpbdfjkgofildhapegmmic

A developer-focused Chrome extension for manipulating HTTP(S) request and response headers. Users can manage header rules through an import/export system and apply modifications to specific URLs.

Developer:didierfred
Version:1.9.0
Size:144KiB
Last updated:

Overview

Installs

30K+

Rating

4.3

23 reviews

Languages

1 locales

Includes English (United States)

Market analysis

Review-backed positioning, friction, and market signals for this Chrome extension.

Backed by review samples

Macro category

Developer & Designer Tools

Pricing friction

Low review signal

Complaint intensity

Moderate review signal

Listing & review signals
Observed signals from store listing text and review samples.

Listing positioning

The extension is positioned as a simple utility to rewrite HTTP(S) headers based on a rules table. It allows users to add, modify, or delete header fields for both requests and responses using JSON configuration files.

Inferred product pattern

A lightweight, open-source header manipulation tool that prioritizes simplicity and file-based configuration over a complex UI or account-based profile management.

Review-backed pain points

Users report the extension failing to modify response headers, breaking specific sites like YouTube, and failing to apply headers during redirects. Additionally, the lack of a built-in profile switcher requires manual import/export of JSON files to switch between different website configurations.

Observed feature gaps

The product lacks a native multi-profile management system, a functional popup for quick header switching, and support for header modification during redirect requests.

Tags
Header ModifierHTTP EditorOpen SourceDeveloper Tool
Target users

- Web Developers

- QA Engineers

- API Testers

- Security Researchers

Primary use cases

- Modifying HTTP request headers

- Altering response headers

- Testing website localization via Accept-Language spoofing

- Debugging web request flows

Positive themes

- Simplicity and ease of use

- Effective for language header modification

- Open-source and free

Negative themes

- Functional breakage in recent updates

- Lack of built-in profile management

- Inability to handle redirect requests

Observed friction

- No pricing friction observed; users confirm the extension is free.

Evidence boundary: Analysis based on the Chrome Web Store description and user reviews highlighting both utility and functional regressions. The review sample size is small, and recent reports of breakage may reflect specific version compatibility issues.
Complaint summaries
Review-backed complaint signals grouped by operational area.

Support

No specific support or account complaints observed.

Reliability

Users have reported functional failures including the inability to modify headers and breaking site functionality.

Privacy

No privacy or security complaints observed.

Access & pricing

- Free usage observed

- No account requirement observed

- Free plan or free usage claimed

Store listing facts

Listing assets

- Screenshots: 1

- Videos: 0

- Languages: 1

Trust signals

- Developer contact

- Official website

Store metadata

- Version: 1.9.0

- Size: 144KiB

- Last updated:

Listing SEO keywords

Search intent keywords
Keyword signals for evaluating how users may discover, compare, or search for this extension category.

Core discovery

modify http headersheader rewrite extensionchange request headersmodify response headersHTTP header editor

Comparison

ModHeader alternative

Problem

change language headerspoof accept-languagedebug http headers

Alternative

header editorrequest modifier

Similar extensions

Jump to related discovery paths:

Screenshots

simple-modify-headers screenshot

Links

Website: github.com

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