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Stack Spy

Chrome extension by stack-spy · Productivity · Developer

A Chrome extension in Productivity · Developer with 20 users, barely installed.

Specific sites only: 3 match patterns.

What the developer says, and 1 screenshot

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
20
Rating
not rated yet
Users, last 15 days
+4
Version
3.0.0
Updated in the store
2026-06-05
Published
2026-04-10
Manifest
V3
Browser access
6 permissions, 3 site patterns

How it has moved

Users
+4 since 01.09
16-20 · 8 readings
  1. 2026-09-0116
  2. 2026-09-0317
  3. 2026-09-0620
  4. 2026-09-0718
  5. 2026-09-0820
  6. 2026-09-0919
  7. 2026-09-1317
  8. 2026-09-1520
Users
+4 since 01.09
16-20 · 8 readings
  1. 2026-09-0116
  2. 2026-09-0317
  3. 2026-09-0620
  4. 2026-09-0718
  5. 2026-09-0820
  6. 2026-09-0919
  7. 2026-09-1317
  8. 2026-09-1520

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Specific sites only: 3 match patterns.

  • http://127.0.0.1/*
  • http://localhost/*
  • https://api.stack-spy.com/*
  • See the address and title of every tab you have open tabs
  • Watch the network requests your browser makes webRequest
  • Act on the current tab, but only after you click it activeTab
Show the remaining 3
  • Schedule work to run later alarms
  • Run work in a hidden page offscreen
  • Store data in your browser storage

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

stack-spy.

Like this one

Listings the catalog judges closest in what they say they do.

  1. TechProfiler Describes nearly the same job, smaller audience 22 users ★ 5.0
  2. WhatStack: Website Tech Stack Scan & Detector Describes nearly the same job, smaller audience 290 users ★ 5.0
  3. TechSpy - Website Technology Detector Describes nearly the same job, smaller audience 5 users
  4. Ful.io - Technology Profiler and lookup Describes nearly the same job, smaller audience 934 users ★ 4.6
  5. OpenTechCheck Describes nearly the same job, smaller audience 14 users

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

Is this your extension?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

See what the panel does

Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.