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Sustainable Browsing Carbon Calculator

Chrome extension by Head South · Productivity · Tools

  • Established publisher

A Chrome extension in Productivity · Tools with 4 users, barely installed. Audience over the last 30 days: -1.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 3 screenshots

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

Users
4
Rating
not rated yet
Users, last 30 days
-1
Version
1.0.0
Updated in the store
2026-03-10
Published
2026-03-03
Manifest
V3
Browser access
4 permissions, 1 site pattern

How it has moved

Users
-1 since 02.10
3-6 · 9 readings
  1. 2026-10-043
  2. 2026-10-085
  3. 2026-10-186
  4. 2026-10-215
  5. 2026-10-224
  6. 2026-10-235
  7. 2026-10-243
  8. 2026-10-294
  9. 2026-11-014
Users
+4 since 31.08
0-7 · 23 readings
  1. 2026-08-310
  2. 2026-09-026
  3. 2026-09-045
  4. 2026-09-066
  5. 2026-09-085
  6. 2026-09-096
  7. 2026-09-107
  8. 2026-09-136
  9. 2026-09-157
  10. 2026-09-174
  11. 2026-09-215
  12. 2026-09-224
  13. 2026-09-276
  14. 2026-09-285
  15. 2026-10-043
  16. 2026-10-085
  17. 2026-10-186
  18. 2026-10-215
  19. 2026-10-224
  20. 2026-10-235
  21. 2026-10-243
  22. 2026-10-294
  23. 2026-11-014

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.

  • See the address and title of every tab you have open tabs
  • Watch the network requests your browser makes webRequest
  • Run its own code on the pages it can access scripting
Show the remaining 1
  • 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

Head South publishes 7 listings we track, 54 users between them. Listed website: headsouthdev.online.

  1. Versículo Diário – Bíblia na Nova Aba Head South · Lifestyle · Well Being · published 2026-03-12 14 users
  2. Alerta de Queda de Preço Head South · Lifestyle · Shopping · published 2026-03-10 14 users
  3. Breathing Exercise Reminder Head South · Lifestyle · Well Being · published 2025-04-03 10 users
Show 3 more from this publisher
  1. AI Social Filter Head South · Productivity · Tools · published 2026-03-08 6 users
  2. Remover YouTube Shorts Head South · Productivity · Tools · published 2026-03-09 3 users
  3. Modo Foco para LinkedIn Head South · Productivity · Tools · published 2026-03-09 3 users (last published figure)

Like this one

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

  1. Web Carbon Tracker Describes nearly the same job, smaller audience 10 users
  2. Carbon-Calculator Describes nearly the same job, smaller audience 46 users
  3. Carbolt | The Digital Carbon Footprint Calculator Describes nearly the same job, smaller audience 44 users ★ 5.0
  4. The Sustainarian Tracker Describes nearly the same job, smaller audience 14 users ★ 5.0
  5. CarbonStamp Describes nearly the same job, smaller audience 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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Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/nefffgcmgfanbnljllaagdfdgfpihdho/badge.svg)](https://extops.dev/extensions/nefffgcmgfanbnljllaagdfdgfpihdho)

HTML

<a href="https://extops.dev/extensions/nefffgcmgfanbnljllaagdfdgfpihdho"><img src="https://extops.dev/extensions/nefffgcmgfanbnljllaagdfdgfpihdho/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.

Where the data comes from: how the catalog is built