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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SIATA: Early Warning System of the Aburra Valley
Valle de Aburrá, Colombia

SIATA: Early Warning System of the Aburra Valley

SIATA is a science and technology project framed in the context of risks associated with natural hazards, sustainability, and the development of smart cities.
Safe City for Women 3.0
Seoul , South Korea

Safe City for Women 3.0

Fostering safe environments for women
Overlooked
Leeds, United Kingdom

Overlooked

Breaking down barriers by empowering young volunteers
Sofia city development strategy – Sofia I and II
Sofia, Bulgaria

Sofia city development strategy – Sofia I and II

The aim was to enhance the development of a democratic and self-reliant municipal management system to generate sustainable benefits
Barcelona Metropolitan Area Master Plan (PDU) - Drafting Process
Barcelona (área metropolitana), Spain

Barcelona Metropolitan Area Master Plan (PDU) - Drafting Process

Barcelona Metropolitan Area (AMB) has launched a participative process to design a new metropolitan Urban Master Plan.
Curitiba More Energy
Curitiba, Brazil

Curitiba More Energy

Investing in solar energy to build a sustainable future for the city.

Community

709 citymakers online. See all
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Martin Schwarz
Berlin, Germany

Martin Schwarz

Individual | Dipl.-Ing. Urban Planning
Montréal, Canada

Thibaut Temmerman

Individual | Research officer
Madrid, Spain

David García Álvarez

Individual | Assistant Professor
Carlos Alonso
Mexico City, Mexico

Carlos Alonso

Individual | Head of Monitoring and Evaluation, Resilience Agency of Mexico City
Cork, Ireland

Ronan Gingles

Individual
Laura Valdés
Barcelona (ciudad), Spain

Laura Valdés

Individual | Head of Policy