Welcome to


Here you’ll find our methodology, resources and skills to spark the products and services that will transform the energy world.

Major update: Fluid 5 is out!

The Fluid team worked hard to give you a new version of Fluid more stable, more harmonized and more accessible for designers and developers. Discover the new library and the news. Be sure to update to Fluid 5


design system

Here you’ll find all the guidelines, tools and inspiration you need to create, build and deliver ENGIE digital services in a more efficient way.

Deep dive into the design system

Service design

Product owners, business owners, project managers, are you looking to deliver the best experience to your users and customers? If the answer is “YES”, you're in the right place!

Discover our methodology
Service design


Do all the different types of users have access to my service/product?

See all the questions about impact

Experience index

Are you user-centric?

Evaluate the design maturity and the user-centricity of your product and its place in your organization, and find the levers to go further.

Experience Index's interface


Want more?

Download extra content and inspiration to help you define your project and launch something new.

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Contact us!

Reach out to us with your questions and suggestions