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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The Schöneberg Loop
Berlin, Germany

The Schöneberg Loop

Through the so-called “Schöneberg Loop” (Schöneberger Schleife), Berlin is striving to expand the network of different urban spaces located in the area of "Südkreuz". Designed as a green trail, the Schöneberg Loop creates a eco-friendly corridor connecting the south of Berlin with the city centre.
CUIDÁ: vigias ambientales: risk prevention through citizen engagement
Valle de Aburrá, Colombia

CUIDÁ: vigias ambientales: risk prevention through citizen engagement

CUIDÁ volunteers are trained in implementing sustainable emergency prevention strategies in communities that are vulnerable to natural disasters.
SynAthina: a social innovation platform
Athens, Greece

SynAthina: a social innovation platform

Citizens, policy-makers and private sector representatives come together to build a collaborative, grassroots vision for change in Athens.
SIGeo: integrated geoinformation management
Niterói, Brazil

SIGeo: integrated geoinformation management

A unified GIS platform that improves territorial management and planning
Urban Micro Parks
Fortaleza, Brazil

Urban Micro Parks

Transforming degraded land into useable public space
Sendai for Startups
Sendai, Japan

Sendai for Startups

Supporting entrepreneurs through social innovation.

Community

709 citymakers online. See all
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Berlin, Germany

Janick Banyuaji Ellwein

Individual | Policy and Planning Officer
Brussels Capital Region, Belgium

Denneman

Individual
Montréal, Canada

Marjolaine St-Arnaud

Individual | Strategic advisor

Minju Koo

Individual | Deputy Director
Cat Fletcher
Brighton and Hove, United Kingdom

Cat Fletcher

Individual | Waste Prevention Expert
Laura Valdés
Barcelona (ciudad), Spain

Laura Valdés

Individual | Head of Policy