ExtSpot
exec JavaScript icon

exec JavaScript Chrome Extension Analysis

Developer & Designer Tools

Chrome extension ID: mcaphekjmimgcaflfkmglmanjhifhpnb

exec JavaScript is a browser extension that allows users to inject, save, and execute custom JS snippets on webpages. It includes built-in helper functions (prefabs) and a code editor to streamline web development and testing tasks.

Developer:Water
Version:2.3.0
Size:329KiB
Last updated:
View developer profile
External:Chrome Web Store

Overview

Installs

1K+

Rating

★ 3.3

3 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

Low review signal

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

Listing positioning

The product is positioned as a utility for injecting and saving custom JavaScript code on any website. It highlights developer-centric features like code prefabs, an integrated Ace editor, and a cookie viewer.

Inferred product pattern

Lightweight developer utility for on-the-fly script injection.

Review-backed pain points

Users have expressed a desire for 'autorun' functionality, specifically the ability to execute code automatically upon page load or reload.

Observed feature gaps

The extension lacks autorun capabilities and the ability to assign different code snippets to different pages.

Tags
JavaScript InjectorCustom JSDeveloper ToolCode ExecutionAce Editor
Target users

- Web Developers

- Frontend Engineers

- QA Testers

- Power Users

Primary use cases

- Testing custom scripts on live websites

- Quickly injecting JS snippets

- Viewing browser cookies via context menu

Positive themes

- General utility

Negative themes

- Lack of automation features

Observed friction

- No pricing friction observed as no payment requirements are mentioned.

Evidence boundary: Analysis based on the Chrome Web Store listing and available user reviews. Extremely limited review sample size.
Complaint summaries
Review-backed complaint signals grouped by operational area.

Support

No support or account complaints found in available reviews.

Reliability

No reliability or performance complaints found in available reviews.

Privacy

No privacy or security complaints found in available reviews.

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

Store metadata

- Version: 2.3.0

- Size: 329KiB

- 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

JS injectorexecute javascript on pagecustom javascript extension

Comparison

js injector vs tampermonkeybest javascript injection tool

Problem

how to run custom js on websiteinject javascript into webpage

Alternative

Tampermonkey alternativeGreasemonkey alternativeViolentmonkey alternative

Similar extensions

Jump to related discovery paths:

More in developerMore from this developer

Screenshots

exec JavaScript screenshot

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