Dev tools · alternatives · 2026

24 alternatives to Cooler Carbon Footprint API

Measure & Neutralize Carbon Footprints

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   Carbon Neutral Website▲107

   Calculate and optimize web page carbon footprint

   2023 · carbonneutralwebsite.org · its alternatives →

2. 2
   Trip to Carbon▲144

   A carbon footprint calculation API for travel.

   2019 · triptocarbon.com · its alternatives →

3. 3
   CarbonSutra▲70

   API for estimating carbon emissions of organizations

   2023 · carbonsutra.com · its alternatives →

4. 4
   Reduce.▲98

   Automatically track, reduce, & offset your carbon footprint.

   2019 · reduceapp.com · its alternatives →

5. 5
   Klima▲178

   Go carbon neutral

   2020 · klima.com · its alternatives →

6. 6MC
   Measure CO2 emissions of your APIs▲20

   Have you ever wondered about the carbon footprint of your API? This week, the 27th climate summit takes place in Egypt. This inspired us to draw attention to the emissions produced by our online behaviour. We introduced some CO2-related features to our API testing tool: - Calculate carbon emissions of an API call - Set up a check to validate that your API endpoint doesn't cross the limit when it comes to emissions - Test all your API endpoints and get an approximate calculation of your API emissions in total We hope that by using these features, you will become more aware of the carbon…

   2022 · docs.stepci.com · its alternatives →

7. 7
   Jules▲219

   Offset your carbon footprint entirely

   2022 · meetjules.com · its alternatives →

8. 8
   Carbon Interface 1.0▲115

   Measure carbon emissions with an API

   2020 · carboninterface.com · its alternatives →

9. 9
   Neutral▲121

   Bring transparency and sustainability to your shopping cart

   2020 · shopneutral.io · its alternatives →

10. 10
    YAYZY▲135

    Track the carbon footprint of each purchase in real-time

    2020 · yayzy.com · its alternatives →

11. 11
    CarbonAPI▲5

    Measure your carbon footprint using an API

    2022 · its alternatives →

12. 12
    Crypto Carbon Footprint Calculator▲115

    Calculate & offset emissions from your cryptocurrencies

    2021 · its alternatives →

13. 13
    Aerial▲405

    Climate action, in your hands.

    2020 · apps.apple.com · its alternatives →

14. 14
    Carbon Visualiser▲81

    See your CO2 in burgers, basketballs, pufferfish and more

    2019 · its alternatives →

15. 15
    Carbon Ledger▲94

    Measure the carbon footprint of transaction data

    2021 · carboninterface.com · its alternatives →

16. 16
    Website Carbon Footprint Calculator▲8

    Check your website’s carbon impact with real-time insights

    2025 · thecarbonfootprint.ai · its alternatives →

17. 17
    Wren▲267

    Offset your carbon footprint by saving rainforests

    2019 · wren.co · its alternatives →

18. 18
    Carbon Trim▲96

    Discover carbon footprints of daily actions!

    2018 · its alternatives →

19. 19CD
    Carbon Doomsday – Graph and API of Earth's Carbon Dioxide▲118

    2018 · carbondoomsday.com · its alternatives →

20. 20
    Carbon Neutral Club▲255

    Save money for fighting climate change

    2021 · mammothclimate.io · its alternatives →

21. 21
    Climatiq Emission Tracking API▲182

    Convert activity data into carbon metrics, automatically

    2022 · climatiq.io · its alternatives →

22. 22
    Neutral (Beta)▲169

    Live carbon neutral and create a better future.

    2020 · its alternatives →

23. 23
    Connect Earth API▲162

    Embed sustainability into your product with a simple API

    2022 · console.connect.earth · its alternatives →

24. 24
    Bend▲130

    1 click carbon accounting for startups

    2022 · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →