For and from citymakers around the globe

use our platform to explore sustainable city making.

That's a wrap on 2025!

700+ citymakers, 440+ cities, one shared mission.

Closing the Digital Divide

An interview with citizen participation expert Adrià Duarte (UCLG), exploring how cities can use digital tools to strengthen local democracy, and put human rights at the centre of digital transformation.

e-sabha app

Connecting Communities with Local Authorities and Government Agencies on a Single Platform.

C6 Finland - Finnish Alliance model

A bold new experiment in multilevel collaboration

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use (urban sustainability exchange) is a knowledge exchange platform dedicated to sustainable city making. use connects citymakers and encourages the exchange of ideas and experiences to effect positive sustainable change.

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441 cities online.

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Case studies

564 case studies online. See all
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Boosting energy efficiency
Metropolitan City of Turin, Italy

Boosting energy efficiency

Energy efficiency interventions for public buildings and lighting systems.
SmartData Platform: solving problems before they start
Chicago, United States

SmartData Platform: solving problems before they start

The SmartData Platform is an open source predictive analytics tool that enables data-driven decision making to ensure city operations are smarter and more efficient.
Revitalizing cultural heritage in Jakarta’s historic Kota Tua neighborhood
Jakarta, Indonesia

Revitalizing cultural heritage in Jakarta’s historic Kota Tua neighborhood

The city government of Jakarta has developed a comprehensive urban plan to revitalize the historic neighborhood of Kota Tua in an inclusive and participatory way.
Helsinki Climate Street project
Greater Helsinki, Finland

Helsinki Climate Street project

The Climate Street project involves public agencies, residents and businesses working together to convert sustainable ideas into practical, replicable and scalable actions.
Aga Khan Trust for Culture, Nizamuddin Urban Renewal Initiative
Delhi, India

Aga Khan Trust for Culture, Nizamuddin Urban Renewal Initiative

The Urban renewal project taken up by the Aga Khan Foundation revitalizes and unifies various segregated heritage sites around Humayun's tomb and Sunder nursery.
Gender Mainstreaming in City Development
Berlin, Germany

Gender Mainstreaming in City Development

The program considers the needs of the different lifestyles existent in a city when planning urban development and building projects.

Community

709 citymakers online. See all
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Dortmund, Germany

Marielly Casanova

Individual | Architect and Urban Designer
Montréal, Canada

Marjolaine St-Arnaud

Individual | Strategic advisor
Bengaluru, India

Arun Jain

Individual | Urban Designer, Urban Strategist
Elizabeth Porter
Dakar, Senegal

Elizabeth Porter

Institution | Educator
Christopher Swope
Washington, D.C., United States

Christopher Swope

Individual | Journalist