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Inssman: Open-Source: Modify HTTP Request icon

Inssman Chrome Extension Analysis

Developer & Designer Tools

Store listing title: Inssman: Open-Source: Modify HTTP Request

Chrome extension ID: ghlpdbkhlenlfiglgphledhfhchjfjfk

Inssman is a browser extension that allows developers to monitor and manipulate network traffic. Users can block requests, modify query parameters, change headers to resolve CORS issues, and inject custom HTML, CSS, or JavaScript into web pages.

Developer:vvmgev
Version:1.0.64
Size:3.51MiB
Last updated:
View developer profile
External:Chrome Web Store

Overview

Installs

5K+

Rating

★ 3.9

16 reviews

Languages

1 locales

Includes English

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

Inssman is positioned as a free, open-source developer tool for intercepting and modifying HTTP(S) requests and responses. The listing emphasizes its ability to perform complex tasks like header manipulation, request redirection, and custom response injection without limitations.

Inferred product pattern

An open-source utility providing advanced network interception and modification capabilities as a free alternative to premium developer tools.

Review-backed pain points

Users report difficulty copying and pasting JSON or response data into the extension's interface, and some encounter failures when attempting to modify response headers.

Observed feature gaps

Users have requested a feature to export rule files.

Tags
HTTP InterceptorRequest ModifierDeveloper ToolOpen Source
Target users

- Web Developers

- API Developers

- QA Engineers

- Frontend Developers

Primary use cases

- Debugging CORS issues

- Testing error handling via request redirection

- Mocking API responses with custom JSON

- Injecting custom scripts or styles into websites

Positive themes

- Free and open-source alternative to paid tools

- Effective for error testing and redirection

- Simple and easy to use

Negative themes

- UI issues with copy-pasting data

- Inconsistent behavior with response header modification

- Potential issues in the Edge browser

Observed friction

- No pricing friction observed as the product is marketed as free and open-source.

Evidence boundary: Data extracted from the Chrome Web Store listing and a collection of user reviews highlighting both functional strengths and UI/UX limitations. The analysis is based on a limited number of user reviews.
Complaint summaries
Review-backed complaint signals grouped by operational area.

Support

No support-related complaints were identified in the provided reviews.

Reliability

Users reported instances where modifying response headers failed and noted specific functional issues within the Edge browser.

Privacy

No privacy or security complaints were observed.

Access & pricing

- Free usage observed

- No account requirement observed

- Free plan or free usage claimed

Store listing facts

Listing assets

- Screenshots: 5

- Videos: 0

- Languages: 1

Trust signals

- Privacy policy

- Developer contact

- Support link

Store metadata

- Version: 1.0.64

- Size: 3.51MiB

- 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 requestintercept HTTP responseheader modifierblock network requestsopen source developer tool

Comparison

Requestly alternative

Problem

fix CORS issuesmock API responseinject CSS into pageredirect HTTP request

Alternative

RequestlyCharles ProxyFiddler

Similar extensions

Jump to related discovery paths:

More in developerMore from this developer

Screenshots

Inssman: Open-Source: Modify HTTP Request screenshot
Inssman: Open-Source: Modify HTTP Request screenshot
Inssman: Open-Source: Modify HTTP Request screenshot
Inssman: Open-Source: Modify HTTP Request screenshot
Inssman: Open-Source: Modify HTTP Request screenshot

Links

Privacy policy: https://github.com/vvmgev/Inssman/blob/master/PRIVACY_POLICY.md

Support links: https://github.com/vvmgev/Inssman/issues

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