Green Software Foundation

The sustainability challenges you're solving alone? Your peers are solving them together.

The Green Software Foundation is where member organisations — from tech giants to financial institutions — collaborate on the standards, strategies, and solutions that none of them could build alone.

Hero illustration

Trusted by 60+ organisations including

“The Green Software Foundation provides the neutral ground where peers and competitors collaborate on efficiency standards for the benefit of everyone.”
Chair Name Title, Company Accenture

You're not the first to face these challenges

Every organisation's sustainability challenges feel unique. They rarely are. Our members identify the problems affecting the entire industry — then solve them together. The standards, frameworks, and strategies below exist because a member brought us a problem.

ORGANISATIONAL UPSKILLING

Your engineers can't deliver on your climate commitments

Learn more →
Education illustration
MEASUREMENT & TARGETS

You're reporting emissions but can't set engineering targets

Learn more →
SCI illustration
SCALING BEYOND PILOTS

Your pilots work but nothing scales

Learn more →
SOFT illustration
AI CARBON IMPACT

AI is your fastest-growing carbon cost and you can't measure it

Learn more →
SCI for AI illustration
STANDARDS SPEED

Standards move too slowly for your regulatory timeline

Learn more →
Standards illustration

Discuss your challenges with us

Every member's journey starts with a conversation about what you're trying to solve.

Our Reach

A global community of practitioners, leaders, and organisations driving sustainable software forward.

Global meetup locations

130,000+

Green Software Practitioner course completions

12,000

LinkedIn followers

12,000

Global meetup community members

450,000

Podcast downloads

7,800+

Newsletter subscribers

What we do

Four functions. Each one driven by member needs. Each one producing results the industry adopts.

Standards

Setting the benchmarks the industry measures against. Our members develop vendor-neutral specifications — from SCI to SOFT — through a collaborative process that's achieved ISO certification in record time.

Explore our standards →

Policy

Translating technical reality into regulatory language. Our policy working group tracks emerging legislation, publishes position papers, and gives members a voice before regulations are finalised.

See our policy work →

Education

Building capability at every level. From the free Green Software Practitioner course (130,000+ completions) to advanced certification and cohort programmes — the learning journey that turns commitments into competence.

Start learning →

Research

The evidence behind every decision. White papers, technical reports, and the State of Green Software — giving members and the industry the data to make the case internally and externally.

Read our research →

Where to go next

Leading sustainability strategy?

See our impact, explore membership, governance & leadership.

Implementing in your engineering team?

Education journey, standards & tools, Green Software Patterns.

Want to contribute?

Member playbook, working groups, community.

Featured Content

Stories, research, and insights from our members and community.

Designing SCI for Web: What We Agreed and What Comes Next
AccentureGoogleNTT DATASiemensUBSCisco+9 more members

Designing SCI for Web: What We Agreed and What Comes Next

In autumn 2025, a group of GSF members reached consensus on the design foundation for SCI for Web. Here is what they agreed on, how the AI-assisted process worked, and what's next.

Read the story →
SCI for AI Workshop Report
AccentureGoogleSiemensUBSMicrosoft+10 more members

SCI for AI Workshop Report

In early 2025, AI experts from GSF member organizations participated in a workshop designed to define our approach to AI measurement and evaluate existing metrics. Today, we share the outcomes of these sessions.

Read the story →
Green AI Position Paper
AccentureMicrosoftNTT DATASiemensGoogleUBS+6 more members

Green AI Position Paper

In a series of workshops in 2024, members of the GSF Green AI Committee defined Green AI, assessed its environmental impacts across the AI lifecycle, and outlined key actions for AI sustainability. In this paper, we share those outcomes.

Read the story →
Building Green Software through Standards and Collaboration
UBSNTT DATACAST

Building Green Software through Standards and Collaboration

CAST, NTT DATA, and UBS share how they are reducing their software emissions and laying a solid foundation for a greener digital future.

Read the story →
Fostering Carbon-Aware Operating Strategies - Meet Jared Temanson of NREL
Renewable Energy Laboratory (NREL)

Fostering Carbon-Aware Operating Strategies - Meet Jared Temanson of NREL

With a green energy mission and supercomputing capacity of 44 petaflops, NREL is predetermined to be at the forefront of the green software movement. Jared Temanson reveals more.

Read the story →
Baselining Software Carbon Emissions - A Use Case by UBS
UBS

Baselining Software Carbon Emissions - A Use Case by UBS

Using the SCI specification, UBS compares two banking applications with regard to their carbon emissions.

Read the story →
How Accenture Implemented the SCI Specification Score to Track Software Emissions
Accenture

How Accenture Implemented the SCI Specification Score to Track Software Emissions

An in depth look at how Accenture implemented the SCI Specification Score to track software emissions.

Read the story →
Carbon-Aware Computing Whitepaper - How UBS succeeded in measuring and reducing carbon emissions of their core risk platform
UBSMicrosoft

Carbon-Aware Computing Whitepaper - How UBS succeeded in measuring and reducing carbon emissions of their core risk platform

The first enterprise-scale implementation of carbon-aware computing using the software carbon intensity (SCI) specification and carbon-aware-sdk is capable of avoiding multiple metric tons of CO2eq from entering the atmosphere -- every year.

Read the story →

Discuss your challenges with us