Dev tools · alternatives · 2026

24 alternatives to Klimaat

An API to calculate the carbon footprint of any journey

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Klimaat launched in 2022; newer entries below may have overtaken it.

1. 1
   Trip to Carbon▲144

   A carbon footprint calculation API for travel.

   2019 · triptocarbon.com · its alternatives →

2. 2
   Klima▲178

   Go carbon neutral

   2020 · klima.com · its alternatives →

3. 3
   Tripit Carbon Footprint▲75

   Your carbon footprint at your fingertips

   2020 · tripit.com · its alternatives →

4. 4
   Carbon Visualiser▲81

   See your CO2 in burgers, basketballs, pufferfish and more

   2019 · 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
   CarbonSutra▲70

   API for estimating carbon emissions of organizations

   2023 · carbonsutra.com · its alternatives →

7. 7
   Carbon Neutral Website▲107

   Calculate and optimize web page carbon footprint

   2023 · carbonneutralwebsite.org · its alternatives →

8. 8
   Aerial▲405

   Climate action, in your hands.

   2020 · apps.apple.com · its alternatives →

9. 9
   Reduce.▲98

   Automatically track, reduce, & offset your carbon footprint.

   2019 · reduceapp.com · its alternatives →

10. 10
    Crypto Carbon Footprint Calculator▲115

    Calculate & offset emissions from your cryptocurrencies

    2021 · its alternatives →

11. 11
    CarbonAPI▲5

    Measure your carbon footprint using an API

    2022 · its alternatives →

12. 12
    YAYZY▲135

    Track the carbon footprint of each purchase in real-time

    2020 · yayzy.com · its alternatives →

13. 13
    Jules▲219

    Offset your carbon footprint entirely

    2022 · meetjules.com · its alternatives →

14. 14
    Wren▲267

    Offset your carbon footprint by saving rainforests

    2019 · wren.co · its alternatives →

15. 15
    Climatiq Emission Tracking API▲182

    Convert activity data into carbon metrics, automatically

    2022 · climatiq.io · its alternatives →

16. 16
    Carbon Ledger▲94

    Measure the carbon footprint of transaction data

    2021 · carboninterface.com · its alternatives →

17. 17
    SQUAKE API▲87

    Sustainability API for CO2 calculations & contributions

    2022 · squake.earth · its alternatives →

18. 18CD
    Carbon Doomsday – Graph and API of Earth's Carbon Dioxide▲118

    2018 · carbondoomsday.com · its alternatives →

19. 19
    Carbon Interface 1.0▲115

    Measure carbon emissions with an API

    2020 · carboninterface.com · its alternatives →

20. 20
    Cooler Carbon Footprint API▲10

    Measure & Neutralize Carbon Footprints

    2025 · cooler.dev · its alternatives →

21. 21
    Carbon Trim▲96

    Discover carbon footprints of daily actions!

    2018 · its alternatives →

22. 22
    Capture▲170

    The Fitbit for your carbon footprint 🌍

    2020 · thecapture.club · its alternatives →

23. 23
    offCents▲82

    Travel with zero carbon emissions

    2018 · its alternatives →

24. 24
    Travel CO₂▲73

    Calculate, visualize and integrate CO₂ emissions from travel

    2022 · travelco2.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 →