Dev tools · alternatives · 2026

24 alternatives to CO2 Offset API

Allow carbon footprint reduction directly in your service

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. CO2 Offset API launched in 2021; newer entries below may have overtaken it.

1. 1
   Jules▲219

   Offset your carbon footprint entirely

   2022 · meetjules.com · its alternatives →

2. 2
   Reduce.▲98

   Automatically track, reduce, & offset your carbon footprint.

   2019 · reduceapp.com · its alternatives →

3. 3
   Wren▲267

   Offset your carbon footprint by saving rainforests

   2019 · wren.co · its alternatives →

4. 4
   CarbonSutra▲70

   API for estimating carbon emissions of organizations

   2023 · carbonsutra.com · its alternatives →

5. 5MC
   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 →

6. 6
   Trip to Carbon▲144

   A carbon footprint calculation API for travel.

   2019 · triptocarbon.com · its alternatives →

7. 7
   YAYZY▲135

   Track the carbon footprint of each purchase in real-time

   2020 · yayzy.com · its alternatives →

8. 8
   Greenr▲125

   Track, reduce, compete and offset your carbon footprint

   2021 · its alternatives →

9. 9
   Aerial▲405

   Climate action, in your hands.

   2020 · apps.apple.com · its alternatives →

10. 10
    Connect Earth API▲162

    Embed sustainability into your product with a simple API

    2022 · console.connect.earth · its alternatives →

11. 11
    Cloverly▲196

    An API for carbon offsets 🌎

    2019 · cloverly.com · its alternatives →

12. 12
    Commons▲119

    Lower your carbon footprint

    2023 · thecommons.earth · its alternatives →

13. 13
    GreenFrame▲85

    Measure and reduce your website's CO2 emissions!

    2022 · greenframe.io · its alternatives →

14. 14
    Crypto Carbon Footprint Calculator▲115

    Calculate & offset emissions from your cryptocurrencies

    2021 · its alternatives →

15. 15
    Stripe Climate▲423

    Remove carbon as you grow your business

    2020 · stripe.com · its alternatives →

16. 16
    Offsetter.io▲2

    Measure, track, reduce and offset monthly carbon footprint.

    2022 · offsetter.io · its alternatives →

17. 17
    offCents▲82

    Travel with zero carbon emissions

    2018 · its alternatives →

18. 18
    Carbonly 🌿▲69

    An Online Carbon Footprint Tracker 🌿💨

    2020 · its alternatives →

19. 19
    Carbon Interface 1.0▲115

    Measure carbon emissions with an API

    2020 · carboninterface.com · its alternatives →

20. 20
    Carbon Neutral Website▲107

    Calculate and optimize web page carbon footprint

    2023 · carbonneutralwebsite.org · its alternatives →

21. 21
    Bend▲139

    A modern corporate card built for climate-friendly business

    2023 · usebend.com · its alternatives →

22. 22
    Cooler Carbon Footprint API▲10

    Measure & Neutralize Carbon Footprints

    2025 · cooler.dev · its alternatives →

23. 23
    CarbonAPI▲5

    Measure your carbon footprint using an API

    2022 · its alternatives →

24. 24
    Carbon Ledger▲94

    Measure the carbon footprint of transaction data

    2021 · carboninterface.com · 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 →