thegreenwebfoundation

thegreenwebfoundation/co2.js

An npm module for accessing the green web API, and estimating the carbon emissions from using digital services

Stars: 497
Forks: 71
Open beginner issues: 0
Indexed issues: 23

Dominant language: JavaScript
License: No license data
Last GitHub push: Jun 29, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted good first issue
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

Open All

23 open issues indexed

Review marginal intensity data Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

thegreenwebfoundation/co2.js#275 · 1 comment · Opened Feb 3, 2026
Add subpath exports for estimation models Open

designing roadmap

Difficulty 4/5 3-5 days Newbie friendliness 45/100

thegreenwebfoundation/co2.js#271 · Opened Dec 2, 2025
Green hosting.check() method implementation inconsistent between Node CommonJS and ESM Open

Difficulty 2/5 1-3 hours Newbie friendliness 52/100

thegreenwebfoundation/co2.js#266 · 4 comments · 3 reactions · Opened Nov 14, 2025
Can we move to the Node Test Runner? Open

help wanted

Difficulty 4/5 3-5 days Newbie friendliness 38/100

thegreenwebfoundation/co2.js#254 · 1 comment · Opened Mar 3, 2025
Add a server-side estimation model to CO2.js Open

roadmap

Difficulty 5/5 Over a week Newbie friendliness 25/100

thegreenwebfoundation/co2.js#234 · 1 comment · Opened Oct 14, 2024
Add integrations with national/regional/local grid data APIs Open

data designing funding-required roadmap

Difficulty 5/5 Over a week Newbie friendliness 25/100

thegreenwebfoundation/co2.js#233 · Opened Oct 14, 2024
Add a model object to trace function outputs Open

designing enhancement roadmap

Difficulty 4/5 3-5 days Newbie friendliness 35/100

thegreenwebfoundation/co2.js#232 · 1 comment · Opened Oct 14, 2024
Add a basic Software Carbon Intensity (SCI) implementation Open

designing help wanted roadmap

Difficulty 5/5 Over a week Newbie friendliness 25/100

thegreenwebfoundation/co2.js#231 · 1 comment · Opened Oct 14, 2024
See if adding AYUPM (As Yet Unnamed Power Model) to CO2.js is feasible Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

thegreenwebfoundation/co2.js#218 · Opened Jul 8, 2024
Switch to a plugin style approach to exposing models in CO2.js Open

designing funding-required roadmap

thegreenwebfoundation/co2.js#206 · 3 comments · 1 assignee · Opened May 9, 2024
Add type-check and type-emit steps for type annotation code to the current js code Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

thegreenwebfoundation/co2.js#199 · 2 comments · Opened Mar 15, 2024
Consider updating our test matrix to support other js runtimes like Deno, or Bun, and so on Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

thegreenwebfoundation/co2.js#176 · 2 comments · Opened Oct 16, 2023
Consider residual carbon intensity as data we make available Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

thegreenwebfoundation/co2.js#171 · 2 comments · Opened Sep 14, 2023
Add GreenFrame to CO2.js Open

enhancement roadmap

Difficulty 4/5 3-5 days Newbie friendliness 35/100

thegreenwebfoundation/co2.js#145 · 5 comments · Opened May 19, 2023
Investigate how suitable DIMPACT model is for use in CO2.js Open

help wanted roadmap

Difficulty 5/5 Over a week Newbie friendliness 30/100

thegreenwebfoundation/co2.js#141 · 1 comment · Opened May 3, 2023
The use of data as a proxy in the Sustainable Web Design model Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

thegreenwebfoundation/co2.js#138 · 19 comments · 1 reaction · Opened Apr 29, 2023
Allow developers to access real-time grid intensity data through Electricity Maps Open

data funding-required roadmap

thegreenwebfoundation/co2.js#134 · 9 comments · 1 assignee · Opened Mar 6, 2023
Document release process better for pushing changes to NPM Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

thegreenwebfoundation/co2.js#116 · 1 comment · 1 reaction · Opened Oct 7, 2022
Test compatibility of CO2.js in with other js runtimes Open

good first issue

thegreenwebfoundation/co2.js#115 · 14 comments · 1 assignee · Opened Oct 7, 2022
Improve the robustness of the test suite Open

thegreenwebfoundation/co2.js#98 · 15 comments · 1 assignee · Opened Aug 12, 2022
Review 1byte model and update implementation. Open

help wanted

Difficulty 5/5 Over a week Newbie friendliness 25/100

thegreenwebfoundation/co2.js#68 · Opened Apr 1, 2022
Notes for recognising the use of fossil-free energy Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

thegreenwebfoundation/co2.js#61 · 2 comments · Opened Feb 9, 2022
Add automated way to fetch a local snapshot of domains Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

thegreenwebfoundation/co2.js#47 · 5 comments · Opened Nov 22, 2021

A short digest of beginner-friendly GitHub issues.