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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Data Eye
Kurashiki, Japan

Data Eye

An intelligent ICT Implementation project in the Takahashi River Basin.
Delitzsch – An Energy-Efficient City
Delitzsch, Germany

Delitzsch – An Energy-Efficient City

Situated to the north of Leipzig, the town of Delitzsch is a model city of “energy efficiency”.
The Rotterdam Businesscase (De Rotterdamse Zaak)
Rotterdam, Netherlands

The Rotterdam Businesscase (De Rotterdamse Zaak)

De Rotterdamse Zaak is a work-based learning company in which both students and senior entrepreneurs support and consult entrepreneurs in marginal economic areas to improve their economical independence.
Johannesburg-Lilongwe Mentorship Programme
Lilongwe, Malawi

Johannesburg-Lilongwe Mentorship Programme

Lilongwe City Development Strategy has been developed through an innovative Mentorship Programme with the City of Johannesburg
Curitiba More Energy
Curitiba, Brazil

Curitiba More Energy

Investing in solar energy to build a sustainable future for the city.
Bogota Best Practice program
Bogotá, Colombia

Bogota Best Practice program

Bogota creates International knowledge exchange opportunities for successful policymaking.

Community

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

FRANK SZOPINSKI

Individual
Mexico City, Mexico

Hernández Itzel

Individual | Advisor on International Relations of Local Governments
Berlin, Germany

Lennart Kehlenbeck

Individual
Raquel Pena
Barcelona (área metropolitana), Spain

Raquel Pena

Individual | Urban Architect
Jorge Machado
São Paulo, Brazil

Jorge Machado

Individual | profesor
Municipality of Tehran
Tehran, Iran

Municipality of Tehran

Institution