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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Berlin Climate Citizens' Council
Berlin, Germany

Berlin Climate Citizens' Council

The Berlin Climate Citizens' Council explored strategies to meet the city's climate targets.
Material recovery Facility at the New Delhi Railway Station
New Delhi - NIUA, India

Material recovery Facility at the New Delhi Railway Station

The Chintan recycling project at the New Delhi Railway Station manages tons of unsorted garbage every day and enables waste-pickers to carry out their livelihoods in a clean and dignified work environment.
Jaga Mission – Odisha Liveable Habitat Mission
Odisha, India

Jaga Mission – Odisha Liveable Habitat Mission

Government working with citizens to create liveable habitats
Government Commitments
Buenos Aires, Argentina

Government Commitments

The Government Commitments program aims to promote transparency, harness new technologies and empower citizen participation to strengthen the governance of Buenos Aires.
Sustainable Development of Tehran City Green Space
Tehran, Iran

Sustainable Development of Tehran City Green Space

Tehran Parks and Green Space Organization is committed to achieving sustainable development of Tehran green space and improving environmental protection. The organization also conducts awareness raising campaigns and training activities to broaden citizens' knowledge about parks development.
La Fábrica
Buenos Aires, Argentina

La Fábrica

a self-management model, which promotes community-led housing and participation

Community

709 citymakers online. See all
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BRIONES MARTA
Barcelona (ciudad), Spain

BRIONES MARTA

Individual | COMMUNICATION OFFICER
Buenos Aires, Argentina

Ricardo Blanco

Individual | Architect
Western Sydney University
Sydney, Australia

Western Sydney University

Institution | University
Islamabad, Pakistan

Masroor AHMAD

Individual
C40 Cities Finance Facility
Berlin, Germany

C40 Cities Finance Facility

Institution | Technical assistance, Capacity Development & Knowledge Sharing
Emelyn Bermundo
Metro Manila, Philippines

Emelyn Bermundo

Individual | Community Architect