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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FORTES: strengthening care and integration of internally displaced persons in Colombia
Caquetá Department, Colombia

FORTES: strengthening care and integration of internally displaced persons in Colombia

Strengthening support services, improving economic opportunities and facilitating integration of internally displaced persons in Caquetá Department, Colombia.
Smarter Sustainable Dubuque
Dubuque, United States

Smarter Sustainable Dubuque

Smarter Sustainable Dubuque is a partnership between the City of Dubuque and IBM Research to pilot an integrated, cross-silo initiative for managing resources and reducing carbon emissions.
Cuidemos Centro programme
Madrid, Spain

Cuidemos Centro programme

A municipal training programme that employs migrants in the role of ‘Dynamizers’ to act as mediators between the local government authority and their respective communities to promote environmental awareness.
Risk management and prevention
Marseilles, France

Risk management and prevention

This project used interdisciplinary cooperation and stakeholder involvement to implement a risk management system.
Quinto Centenario Cycle Avenue
Bogotá, Colombia

Quinto Centenario Cycle Avenue

The C40 Cities Finance Facility is supporting a cycling transformation in the city of Bogotá by providing technical assistance to the city administration to help fund new high-quality cycling infrastructure.
Our Future City
Brighton and Hove, United Kingdom

Our Future City

Growing creativity and improving wellbeing for children and young people through culture.

Community

710 citymakers online. See all
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Washington, D.C., United States

Chris Moon

Individual | Researcher
Mennatullah Hendawy
Berlin, Germany

Mennatullah Hendawy

Individual | Research Associate
Urban Future.
Graz, Austria

Urban Future.

Institution | Europe's leading event to make cities sustainable
Carlota Alméciga
Bogotá, Colombia

Carlota Alméciga

Individual | Director Gestión del Conocimiento - Secretaría Distrital de la Mujer, Alcaldía Mayor de Bogotá
Guillermo Tella
Barcelona (ciudad), Spain

Guillermo Tella

Individual | Arquitecto y Doctor en Urbanismo
Ulrike Wisser
Brussels Capital Region, Belgium

Ulrike Wisser

Individual