CarbonGuru
Chrome extension by joe.lamantia · Lifestyle · Shopping
- Established publisher
A Chrome extension in Lifestyle · Shopping with 7 users, barely installed. Audience over the last 30 days: -3.
Every site you visit. This extension can read and change the content of any page you open.
What the developer says, and 5 screenshots
Loading from the Chrome Web Store. Open the listing if it does not appear.
- Users
- 7
- Users, last 30 days
- -3
- Version
- 1.7.27.2494
- Updated in the store
- 2026-09-21
- Published
- 2026-02-20
- Manifest
- V3
- Browser access
- 6 permissions, 2 site patterns
How it has moved
- 2026-10-048
- 2026-10-099
- 2026-10-107
- 2026-10-138
- 2026-10-1810
- 2026-10-199
- 2026-10-2110
- 2026-10-229
- 2026-10-237
- 2026-10-248
- 2026-10-257
- 2026-10-286
- 2026-10-297
- 2026-10-308
- 2026-11-017
- 2026-08-3110
- 2026-09-0211
- 2026-09-059
- 2026-09-0810
- 2026-09-109
- 2026-09-1510
- 2026-09-179
- 2026-09-2112released 1.7.27.2494
- 2026-09-2711
- 2026-09-2810
- 2026-10-048
- 2026-10-099
- 2026-10-107
- 2026-10-138
- 2026-10-1810
- 2026-10-199
- 2026-10-2110
- 2026-10-229
- 2026-10-237
- 2026-10-248
- 2026-10-257
- 2026-10-286
- 2026-10-297
- 2026-10-308
- 2026-11-017
A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.
What it can reach
Every site you visit. This extension can read and change the content of any page you open.
-
Read and change cookies on the sites it can access
cookies -
See the address and title of every tab you have open
tabs -
Act on the current tab, but only after you click it
activeTab
Show the remaining 3
-
Schedule work to run later
alarms -
Add items to the right-click menu
contextMenus -
Store data in your browser
storage
Version history
- Version 1.7.27.2494
What changed recently
- Package size changed
- Store description rewritten (48 → 115 characters)
- Released version 1.7.27.2494 (was 1.7.26.2489)
The publisher
joe.lamantia. Listed website: carbonguru.io.
Like this one
Listings the catalog judges closest in what they say they do.
-
Carbon Badge - Product Footprint Tracker 3 users (last published figure)
-
Carbon Tracker 171 users
-
CurbYourCarbon 3 users (last published figure)
-
JustCarbon by JustAI 21 users
-
Carbon Footprint Checker 3 users (last published figure)
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.
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Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.
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The badge shows the audience and rating from our last pass over the store and links back to this page.
[](https://extops.dev/extensions/cofeafmndgnfobajcbepegpajhfhhomn)<a href="https://extops.dev/extensions/cofeafmndgnfobajcbepegpajhfhhomn"><img src="https://extops.dev/extensions/cofeafmndgnfobajcbepegpajhfhhomn/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-01. We publish no contact details for extension developers.