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Growth signalUnknownMedium-risk permissions
TamperJS — Inject Javascript Easily icon

TamperJS — Inject Javascript Easily

Inject, tweak, and customize JavaScript on any website with a powerful Monaco-powered editor.

Users89Current public install base
Rating--Store average score
Reviews0Public review volume
Manifest versionV3Extension platform version
7-day growth+4Net users gained this week
7-day growth rate+4.71%Relative weekly velocity
Preview

TamperJS — Inject Javascript Easily Media preview

4 assets
Trend

User growth trend

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User Growth Over Time

89898989892026年7月15日2026年7月18日2026年7月18日Latest: 89
Rating trend

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Growth overview

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1-day growthNo data
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7-day growthGrowing
+4+4.71%
30-day growthNo data
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Technical snapshot

Version, languages, and crawl freshness

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Version1.0.2
ManifestV3
Size4.75MiB
Languages1English (United States)
Published
Store updated
Last crawled
English (United States)
Overview

Product summary

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TamperJS is a lightweight and efficient browser extension designed for developers who need a quick and seamless way to inject custom JavaScript into any website. Built with the Monaco Editor—the same technology behind VS Code—it provides a clean and intuitive environment for writing, testing, and executing scripts effortlessly.

Whether you're a developer optimizing workflows, a researcher testing scripts, or a power user customizing web pages, TamperJS provides an easy-to-use interface with domain-based script management, instant execution, and a seamless dark mode for a comfortable coding experience.

Our goal is to keep things simple yet effective, helping you customize the web in a way that suits your needs.

Reviews

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Store average score--Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average--Average computed only from synced review bodies below
Reviews with text0Synced review bodies
Total ratings / reviews0Chrome Web Store public rating/review count

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