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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Case studies

564 case studies online. See all
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Urban Solid Waste Management in the Metropolitan Region of Belo Horizonte
Belo Horizonte, Brazil

Urban Solid Waste Management in the Metropolitan Region of Belo Horizonte

An inter-federation model make feasible for the municipalities to manage their waste in an integrated way.
Seoul Public Transportation Reform in 2004
Seoul , South Korea

Seoul Public Transportation Reform in 2004

The reform focuses on the reorganization of Seoul's bus system to make it more attractive and to reduce social costs due to car mobility.
Rennes Metropole: Inclusive employment through waste management
Rennes Metropole, France

Rennes Metropole: Inclusive employment through waste management

Rennes Metropole is using social clauses in public procurement for its waste management activities to tackle long term unemployment among low skilled people.
Social clauses in public procurement for sustainable employment
Amsterdam, Netherlands

Social clauses in public procurement for sustainable employment

Amsterdam uses public procurement to support its young people at risk of exclusion to obtain a formal engineering qualification and work experience. It combines training measures with creating job placements specifically for this target group.
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.
Energy Advice Points
Barcelona (ciudad), Spain

Energy Advice Points

A programme to reduce the number of people at risk of energy poverty.

Community

710 citymakers online. See all
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Andreas Marker
São Paulo, Brazil

Andreas Marker

Individual | geoscientist
Laura Keogh
Dublin, Ireland

Laura Keogh

Individual | Head of Engagement
Santa Monica, United States

Rusk Julie

Individual | Assistant Director, Community and Cultural Services
Miroli Peña Martina
Buenos Aires, Argentina

Miroli Peña Martina

Individual | Architect
Nelson Brito
Lisbon, Portugal

Nelson Brito

Individual | architect / researcher
Mumbai, India

Makrand Bhoot

Individual | Director