Reduce your website's carbon footprint
Analyze, improve and offset the environmental impact of your online presence. For every active subscription, we plant one tree every month.
No commitment · Cancel anytime
Why choose web-carbon.com?
Concrete tools to measure and reduce the carbon impact of your website.
Carbon score A–G
A clear score from A (excellent) to G (needs improvement) calculated on your page's real performance.
One tree per month
Every active subscription funds the planting of a tree in partnership with reforestation organizations.
Multi-site
Track all your websites from a unified dashboard. Automatic analyses and score history.
How does it work?
Add your website
Enter the URL, hosting provider and country. Our bot analyzes your website.
Get your score
Receive an A–G score based on page weight, loaded resources and the carbon footprint of your host.
Act & offset
Follow our recommendations and subscribe to offset via tree planting.
Your badge, before and after optimization
The score reflects your whole site, not just the homepage. No cheating.
- ✕ Uncompressed images (3 MB)
- ✕ 87 HTTP requests
- ✕ High-carbon hosting provider
- ✓ Images converted to WebP/AVIF
- ✓ 24 HTTP requests
- ✓ Green-certified hosting
Display this badge on your site to showcase your environmental commitment.
Ready to measure your impact?
Join companies committed to a more responsible web.
Get started for free