Chrome Web Store
9Versions
0Code reviewed

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5 indicators in this extension

5 indicators
0 versions analysed

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What our analysis found

Run Javascript, used by 20,000 people, is not yet reviewed by Extension Auditor. Its permissions mean it can inject scripts into pages. It comes from a trusted publisher and was last updated in May 2026.

Run Javascript

Run Javascript Chrome extension security report

ID: lmilalhkkdhfieeienjbiicclobibjao

Supported Languages

🇺🇸English

Extension Info & Metadata

Status
Active
Version
5.1.5
Size
0.28 MB
Rating
4.1/5
Reviews
51
Users
20,000
Type
Extension
Updated
May 17, 2026
Category
Developer tools
Price
Free
Featured
No
Visibility
Listed
Mature
No
By Google
No
Trusted
Yes
This publisherTrack record
4extensions
All still listed

Publisher Contextual Analysis

Trusted
Author
ataiva.com
MX records exist
Yes
Domain exists
Yes
Is disposable
No
Is role-based
Yes
Mailbox exists
Yes
Website
Visit
Extensions
4
Active
4
Obsolete
0
Listed
4
Unlisted
0
Users
20,100

Email Change History

1 change
Mar 27, 2024
Domain changed

Screenshots & videos

Screenshot 1

Install growth

Item
Type
Severity
Description
scripting
Permission
Critical
This permission allows injection and execution of JavaScript on any webpage. Rated Critical because it can modify page content, steal sensitive data, and inject malicious code into any site the extension has access to.
http://*/*
Host
Critical
Broad host access — the extension can read/modify content on every website.
https://*/*
Host
Critical
Broad host access — the extension can read/modify content on every website.
storage
Permission
Medium
This permission allows storing data locally in the browser. Rated Medium because it can persist sensitive user data, track user activities over time, and potentially store malicious payloads.
activeTab
Permission
Medium
This permission grants temporary access to the current tab. Rated Medium because it can access current page content when invoked, though limited to user-initiated actions.
tabs
Permission
Medium
This permission enables tab management and monitoring. Rated Medium because it can track open tabs, access tab metadata, and monitor user browsing patterns.
alarms
Permission
Low
This permission schedules periodic tasks. Rated Low because it can only trigger events at specified times without access to sensitive data.

5 indicators in this extension

5 indicators
0 versions analysed

Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.

Unlock this report — $4.99Start 7-day trial — all reports
One-time payment · Secure checkout by Stripe

About this extension

Run custom Javascript, each time you visit a website

Read the publisher’s full description

🐘 Transform Any Website Into Your Personal Playground with Custom JavaScript The Ultimate Chrome Extension for Web Developers, Power Users & Automation Enthusiasts Take complete control of your browsing experience! This powerful extension lets you run custom JavaScript on any website automatically, turning every page into your personal development sandbox. ## ✨ What Makes This Extension Amazing? 🎯 Instant Website Customization ✅ Run custom JavaScript on ANY website automatically ✅ Real-time code editor with syntax highlighting ✅ Domain-specific scripts that persist forever ✅ One-click enable/disable toggle 💻 Professional Developer Experience ✅ Built-in Ace Editor with intelligent code completion ✅ Multiple jQuery versions (1.12.4, 2.2.4, 3.3.1) or go library-free ✅ Persistent storage across browser sessions ✅ Advanced error handling and debugging tools 🔒 Enterprise-Grade Security ✅ Manifest V3 compliant (latest Chrome standards) ✅ Sandboxed execution environment ✅ Modern service worker architecture ✅ Smart duplicate execution prevention ## 🌟 Perfect For: 🧑💻 Web Developers - Test ideas, prototype features, debug issues instantly 🔧 Power Users - Customize websites to match your exact workflow 📈 Digital Marketers - A/B test changes, extract analytics data 🎓 Students & Educators - Learn JavaScript in real-world environments 🤖 Automation Enthusiasts - Automate repetitive web tasks effortlessly ## 🎮 Real-World Use Cases: • Remove annoying ads and popups with surgical precision • Auto-fill forms with your personal data • Change website themes to dark mode or custom colors • Extract data from any page for analysis • Add missing features that websites should have • Create productivity dashboards on any site • Automate repetitive clicks and form submissions • Test responsive designs with custom CSS ## 🚀 Why Choose This Over Others? | Feature | This Extension | Others | |---------|---------------|---------| | Ease of Use | ✅ One-click setup | ❌ Complex config | | Security | ✅ Manifest V3 + Sandboxing | ❌ Outdated security | | Performance | ✅ Modern architecture | ❌ Legacy code | | Developer Experience | ✅ Syntax highlighting + jQuery | ❌ Plain text editors | | Reliability | ✅ Smart execution prevention | ❌ Script conflicts | ## ⚡ Get Started in 60 Seconds: 1. Install the extension 2. Visit any website you want to customize 3. Click the extension icon in your toolbar 4. Write JavaScript or choose from templates 5. Hit "Save & Run" and watch the magic happen! ✨ No coding experience? No problem! Start with simple examples like changing colors or hiding elements, then gradually build more complex automations. ## 🎯 Immediate Benefits: • Save hours daily by automating repetitive tasks • Fix annoying UI issues that developers ignore • Learn JavaScript in a practical, fun environment • Boost productivity with personalized web experiences • Join a community of creative web customizers Transform your browsing experience today! Whether you're automating tasks, learning to code, or just making the web work better for you, this extension is your gateway to unlimited possibilities. 🌟 Ready to take control of the web? Install now and start customizing!

User reviews

Extension files

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URLs
3

URLs

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No IP addresses found

5 indicators in this extension

5 indicators
0 versions analysed

Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.

Unlock this report — $4.99Start 7-day trial — all reports
One-time payment · Secure checkout by Stripe
Version
Size
Verdict
Findings
Permhash
5.1.5
Latest
0.28 MBNot scanned—
e81c3e1d455fa3940e78655b062920a980e293aed79da0fe78629887aa1506d0
5.1.4
0.17 MBNot scanned—
e81c3e1d455fa3940e78655b062920a980e293aed79da0fe78629887aa1506d0
5.1.1
1.03 MBNot scanned—
e81c3e1d455fa3940e78655b062920a980e293aed79da0fe78629887aa1506d0
5.0.0
0.82 MBNot scanned—
e81c3e1d455fa3940e78655b062920a980e293aed79da0fe78629887aa1506d0
1.11
2.18 MBNot scanned—
43990a5002d66e8f943be6a9d9bbc2b15179138c05bd48123db8e9416ef16abd
4.1.1
0.88 MBNot scanned—
e81c3e1d455fa3940e78655b062920a980e293aed79da0fe78629887aa1506d0
4.1.0
0.87 MBNot scanned—
e81c3e1d455fa3940e78655b062920a980e293aed79da0fe78629887aa1506d0
4.0.0
2.19 MBNot scanned—
e81c3e1d455fa3940e78655b062920a980e293aed79da0fe78629887aa1506d0
3.0.1
2.18 MBNot scanned—
43990a5002d66e8f943be6a9d9bbc2b15179138c05bd48123db8e9416ef16abd
Showing 1 to 9 of 10 rows
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