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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 Rea Vaya - Bus Rapid Transit System
Johannesburg, South Africa

Rea Vaya - Bus Rapid Transit System

The Rea Vaya (‘we are going’) Bus Rapid Transit (BRT) system provides accessible, reliable and affordable public transport services for residents of Johannesburg and reduces the city’s C02 emissions.
Rabat Smart and Sustainable City
Rabat, Morocco

Rabat Smart and Sustainable City

A participatory approach towards digital transformation
Risk management and prevention
Marseilles, France

Risk management and prevention

This project used interdisciplinary cooperation and stakeholder involvement to implement a risk management system.
Urban Solid Waste Management in the Metropolitan Region of Belo Horizonte
Belo Horizonte, Brazil

Urban Solid Waste Management in the Metropolitan Region of Belo Horizonte

An inter-federation model make feasible for the municipalities to manage their waste in an integrated way.
Bogota Best Practice program
Bogotá, Colombia

Bogota Best Practice program

Bogota creates International knowledge exchange opportunities for successful policymaking.
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

710 citymakers online. See all
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Azucena Micó
Barcelona (ciudad), Spain

Azucena Micó

Individual
Maria Luisa Zapata
Medellín, Colombia

Maria Luisa Zapata

Individual | Deputy Director for Knowledge Management
Johannesburg, South Africa

Carmel Rawhani

Individual | Postdoctoral Fellow, Wits-TUB-UniLag Urban Lab, Wits School of Architecture and Planning
Brussels, Belgium

Tomas Teleky

Institution | Head of Office