We believe there is value in having as much information as you can before you make decisions. But we also understand that many of today’s technologies, and the companies creating them, are incredibly dynamic. This page is intended to provide resources and tools to allow you to better understand the impacts of the technologies you use.
Our Tools
Green Web Checker Extension: https://chromewebstore.google.com/detail/pokdgdldihhklfpenpiakdhpmimmojjn
Green Web Analyzer (in development): https://green-data-finder.lovable.app/
Last update, 3/11/26. Provide feedback.
Additional Resources
These tools are not in any way endorsed by Marit Digital and the quality and veracity of their data has not been independently verified by us. If you have comments or concerns about any of these resources, or would like to share additional resources, please submit feedback.
List update: 2/27/2026
AI & Large Language Models (LLM)
- Safety Assessment of currently-available LLMs: https://www.enkryptai.com/llm-safety-leaderboard
- AI Energy Star Project (Hugging Face): https://huggingface.co/spaces/AIEnergyScore/Leaderboard
- ML Energy Leaderboard: https://ml.energy/leaderboard/ from the ML Energy Initiative
- Hallucination Leaderboard (Hugging Face): https://huggingface.co/spaces/vectara/leaderboard
- EcoLogits Calculator for the GenAI Impact non-profit (calculates impacts of a prompt): https://huggingface.co/spaces/genai-impact/ecologits-calculator
- AI Usage Impact Tracking Tools (browser extensions):
- Offset AI from Ecolytics: https://www.offsetai.app/
- ScaleDown: https://extension.scaledown.ai/
- SustAIn: [Github] [Chrome Web Store]
- Carbon Footprint Calculators for Machine Learning and/or Inference
- Green Algorithms: https://calculator.green-algorithms.org/
- ML CO2 Impact: https://mlco2.github.io/impact/
- What Uses More: https://what-uses-more.com/
- Community Evaluation for best LLM and AI Chatbot: https://lmarena.ai/
- AI Energy & Carbon Procurement Questions, from Pascal Joly
- GreenPT (Eco-friendly AI): https://greenpt.ai/
- Stats and benchmarking of common AI models: https://epoch.ai/
- Google AI Inference Environmental Impact (self-reported): https://cloud.google.com/blog/
- MIT’s AI Risk Repository: https://airisk.mit.edu/
- Green Web Foundations AI Environmental Impact Report: https://www.thegreenwebfoundation.org/publications/report-ai-environmental-impact/
Websites & Content Review
- Mightybytes’ Ecograder: https://ecograder.com/
- Web Audits tool ECOS (Efficient, Clean, Open, and Safe) Assessment: https://webaudits.org/
- Wholegrain Digital’s Website Carbon Calculator: https://www.websitecarbon.com/
- Globemallow’s Sustainability Grade (browser extension): https://globemallow.io/
- Website Carbon Calculator (WordPress plugin): https://wordpress.org/plugins/website-carbon-calculator/
- Sustainable UX Buddy from Life-Centered Design Lab
- The (Web) Performance Inequality Gap: https://infrequently.org/series/performance-inequality/
- CarbonRunner.io (a solution for sustainable CI/CD management on GitHub)
- Cabin (privacy and carbon-conscious web analytics): https://withcabin.com/
- AIM Web Accessibility Checker: https://wave.webaim.org/
- Accessibility Insights (browser extension): https://accessibilityinsights.io/
- Web Browser Energy Usage: https://medium.com/homullus/8-browsers-in-a-tiny-car-energy-efficiency-benchmark-fe3ca82f1690
- How Dirty is Your Browser?: https://shift.com/blog/how-dirty-is-your-browser/
Security
- Stay Safe Online Resources: https://www.staysafeonline.org/resources/online-safety-and-privacy
- Free Phishing Test from Geek Girl Tech: https://geekgirltech.com/phishing-test/
- National Privacy Test: https://nationalprivacytest.org/
- Wirecutter’s assessment of the Best Password Managers: https://www.nytimes.com/wirecutter/reviews/best-password-managers/
- Email Markup Consortium’s 2025 Accessibility Report
- Check Email Health from MX Toolbox: https://mxtoolbox.com/emailhealth
- Test the Spammyness of your Emails: https://www.mail-tester.com/
- Email Campaign Carbon Calculator: https://ecosend.io/carbon-calculator
- Email Expiration Date initiaitive: https://www.zerocarbon.email/
General Company Reviews & Reference
- Upright Platform: https://uprightplatform.com/
- Open ESG Data: https://wikirate.org/
- The Green Web Foundation: https://www.thegreenwebfoundation.org
- Disinformation and Fact-checking Support: https://www.rand.org/research/projects/truth-decay/fighting-disinformation/search.html
Sustainable Business Tools
- Business Carbon Calculator: https://businesscarboncalculator.normative.io/en/ [being discontinued January 2025]
- ENERGY STAR ratings for computers, monitors, and printers
- Bundesverband Green Software Catalog: https://landscape.bundesverband-green-software.de/
- Calculation tool for assessing the impact of Digital Technology: https://www.letsbendthecurve.com/
- Digital Declutter from Wholegrain Digital: https://www.wholegraindigital.com/digitaldeclutter/
- Climate Product Leader Playbook: https://climateproductleaders.org/playbook
- Ethical Marketing Strategy tool, from Women Conquer Biz
- Trashie Tech Recycling: https://www.trashie.io/tech-tbb
- Responsible Tech Advocacy Toolkit: https://bthechange.com/a-responsible-tech-advocacy-toolkit-3e590332d9e9
Looking for a speaker for your next event?
Jen McFarland has been a speaker, panelist, and instructor for more than 20 years. She has experience speaking on a range of topics including sustainable technology, emerging trends, and the pros and pitfalls of a mom running a small business.
