Skip to content
Back to extensions
Developer Tools

Popular Stacks — Web Stack Component Detector

By Mountain View AI Systems

Analyzes the current page's tech stack, including JS frameworks, HTTP servers, cloud providers and more. Free and open source.

Time on the storeUnder a yearA rough range, not an exact date
Store users18As shown on the Chrome Web Store
Chrome Web Store rating5.0 / 51 rating on the Chrome Web Store
Last store update20 Feb 2026Version 2.1.0, 8 months ago

Inside the extension

Reviews

Loading reviews…

Permissions & access

Access levelMedium

Can watch the web traffic your browser sends.

What it’s allowed to do, not what it actually does. Not a safety rating.

Permissions 4

Sensitive1

  • Watch the web traffic your browser sendswebRequest

Standard3

  • Work on the tab you click it onactiveTab
  • Run its code on pages it can accessscripting
  • Open in the side panelsidePanel

Members also see when a new version asks for new access.

Website access 0

No website access beyond the tab you click it on.

Extension ID
lhjlhbpakcfjmbjflibkllbldnppbpag
Package size
1.08MiB
Manifest
Version 3

The maker

This is the only listing we know of from Mountain View AI Systems.

Listings
1
Combined store users
≈18
Store Featured
0

Combined users can count the same person more than once. Maker profile

Ext Watch AI

Should you build in this niche?

One research report for Popular Stacks — Web Stack Component Detector. Reports come with Plus, Pro and Max.

  • Takeaway & demandCited takeaway and search volumes
  • Traffic & domainPopularity rank, visits and authority
  • Money & pricingPlans and prices from the maker’s site
  • ReviewsComplaints and praise, quoted
  • Competitors & ranksRank against the closest listings
  • Build opportunityWhat to build and how to position it
  • Every number shows its source and date
  • Ready in a minute or two
  • Report and PDF yours for 30 days
Overview
Explore the store
Opportunities
Compare
Watchlist
Collections
Saved searches
Alerts
Reports
Plans & usage
Account settings
↑↓Navigate↵OpenEscClose⌘KToggle