ExtSpot
Anti-CORS, anti-CSP icon

Anti-CORS, anti-CSP Chrome Extension Analysis

Developer & Designer Tools

Chrome extension ID: fcbmpcbjjphnaohicmhefjihollidgkp

This browser extension allows developers to disable CORS and CSP policies on a per-site basis to facilitate cross-origin requests. It requires no configuration, operates without a complex UI, and is designed to simplify testing of web applications against backend services with differing hostnames.

Developer:marian.caikovski
Version:0.0.9
Size:42.2KiB
Last updated:
View developer profile
External:Chrome Web StoreOfficial website

Overview

Installs

5K+

Rating

★ 4.1

15 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

The extension positions itself as an effortless, domain-specific solution for developers needing to bypass CORS and CSP restrictions during local development. It emphasizes security by limiting overrides to selected hostnames rather than applying changes globally.

Inferred product pattern

Single-purpose developer utility targeting a specific pain point in web development workflows.

Review-backed pain points

Some users report that the extension does not solve specific security errors related to cross-origin iframe access, suggesting it may not handle all browser security contexts.

Observed feature gaps

The extension lacks a user interface and granular configuration, which some power users might require for complex edge cases.

Tags
CORSCSPWeb DevelopmentDebuggerBrowser Security
Target users

- Web Developers

- API Developers

- Frontend Engineers

Primary use cases

- Bypassing CORS errors in development environments

- Disabling Content Security Policy for debugging

- Testing REST services on different hostnames

Positive themes

- Ease of use

- Effective out-of-the-box functionality

- Simple, no-nonsense design

Negative themes

- Failure to bypass specific cross-origin iframe security errors

- General 'does not work' reports

Observed friction

- None; the extension is free and open-source.

Evidence boundary: Evidence is derived from the extension's functional claims, open-source repository documentation, and a mix of positive and critical user reviews. The sample size is small and reflects a binary 'works/does not work' sentiment without deep technical context on the failures.
Complaint summaries
Review-backed complaint signals grouped by operational area.

Support

No specific support complaints; negative feedback is limited to functional effectiveness.

Reliability

Minor reports of the extension failing to solve specific iframe-related cross-origin errors.

Privacy

None observed.

Access & pricing

- Free usage observed

- No account requirement observed

- Free plan or free usage claimed

Store listing facts

Listing assets

- Screenshots: 2

- Videos: 0

- Languages: 1

Trust signals

- Developer contact

- Official website

Store metadata

- Version: 0.0.9

- Size: 42.2KiB

- 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

CORS bypass extensiondisable CSP chromeCORS policy solvercross origin developmentbrowser dev tools

Comparison

CORS unblockerallow-control-allow-origin chrome

Problem

CORS errorblocked by CORS policyCSP violation

Alternative

CORS proxycustom headers extension

Similar extensions

Jump to related discovery paths:

More in developerMore from this developer

Screenshots

Anti-CORS, anti-CSP screenshot
Anti-CORS, anti-CSP screenshot

Links

Website: marian.caikovski

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