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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Re-Use Berlin
Berlin, Germany

Re-Use Berlin

Improving the appeal of buying and donating quality second hand goods.
BAUinfo Berlin
Berlin, Germany

BAUinfo Berlin

A central construction and renovation information centre in Berlin
Lusaka 2030 - a city without slums
Lusaka, Zambia

Lusaka 2030 - a city without slums

Building a sustainable working relationship between local government and slum dwellers to create an inclusive city.
Youth election project U18
Berlin, Germany

Youth election project U18

The U18 initiative is a simulated vote that takes place nine days ahead of real ‘adult’ elections, either local or national. The project is designed to generate an interest in politics amongst young people and supplement their political education.
Energy efficient refurbishment at Berlin's Märkisches Viertel neighbourhood
Berlin, Germany

Energy efficient refurbishment at Berlin's Märkisches Viertel neighbourhood

The Märkisches Viertel neighbourhood in Berlin has become Germany’s largest low energy settlement due to the energy efficient conversion of 13,500 apartments.
Community Development Centers
Bogotá, Colombia

Community Development Centers

A public service contributing to individual, family and community development.

Community

709 citymakers online. See all
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Denisse Cerda
Metropolitan Region of Santiago de Chile, Chile

Denisse Cerda

Individual | Urban planner
Sayel Cortes
Bangkok, Thailand

Sayel Cortes

Individual | Sustainability Consultant
Salman Alehasan
Mashhad, Iran

Salman Alehasan

Individual | Manager of Urban Planning and Design and Secretary of Metropolis Youth
London, United Kingdom

Bethany Mickleburgh

Individual
Johannes Roderer
Berlin, Germany

Johannes Roderer

Individual | research assistent, urban and landscape planner
Varshney Madhukar
Delhi, India

Varshney Madhukar

Individual | Smart City Expert