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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Mainstreaming Culture for Sustainable Development
Gaziantep, Turkey

Mainstreaming Culture for Sustainable Development

A policy to address the neglect of cultural heritage assets and ensure their long-term sustainability.
Berlin’s City Tree Campaign
Berlin, Germany

Berlin’s City Tree Campaign

The aim of the Berlin’s City Tree Campaign is to plant and care sustainably for up to 10,000 additional roadside trees between 2012 and 2017. The trees, which are partly funded by donations, contribute to improve people’s quality of life in the city.
Renta Tu Casa
Tlajomulco de Zúñiga, Mexico

Renta Tu Casa

A municipal programme renting empty, privately owned homes to vulnerable groups excluded from the housing market.
Technopole Angus
Montréal, Canada

Technopole Angus

Technopole Angus demonstrates the successful urban renewal of a former industrial site in Montreal, Canada based on sustainable development and social economy and commitment.
Cultural Resources Climate Change Task Force
Sacramento, United States

Cultural Resources Climate Change Task Force

Engaging cultural heritage in climate action
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.

Community

709 citymakers online. See all
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Cid Blanco Jr
Rio De Janeiro, Brazil

Cid Blanco Jr

Individual
Marie-Christine Therrien
Montréal, Canada

Marie-Christine Therrien

Individual | Professor and Director of Cité-ID LivingLab Urban Resilience Governance
Humberto Ortiz
Maracaibo, Venezuela

Humberto Ortiz

Individual | Abogado y Consultor Estratégico
Gislaine Santos
Minas Gerais, Brazil

Gislaine Santos

Institution | Núcleo de Engenharia Pública e Resiliência Urbana
Andreas Marker
São Paulo, Brazil

Andreas Marker

Individual | geoscientist
Amsterdam, Netherlands

Leona Klein

Individual | Student