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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Citizen and Democratic Culture District Network
Bogotá, Colombia

Citizen and Democratic Culture District Network

Improving engagement between public agencies, the private sector, community groups and citizens.
Safe City for Women 3.0
Seoul , South Korea

Safe City for Women 3.0

Fostering safe environments for women
Vilnius Tech Park
Vilnius, Lithuania

Vilnius Tech Park

Supporting Start-ups and community life
eKhaya : an urban regeneration project in Johannesburg, South Africa
Johannesburg, South Africa

eKhaya : an urban regeneration project in Johannesburg, South Africa

Through community mobilization, the eKhaya neighbourhood regeneration program has influenced the re-development of other declining areas in the City of Johannesburg.
Parks and Public Gardens of Kazan
Kazan, Russia

Parks and Public Gardens of Kazan

Creating green spaces and supporting local design talent
m4guide - mobile multi-modal mobility guide
Berlin, Germany

m4guide - mobile multi-modal mobility guide

m4guide stands for an integrated communication and navigation system by which the user is led continuously from door to door. As a result, the m4guide increases the user's opportunities for mobility in the city.

Community

709 citymakers online. See all
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C40 Cities Finance Facility
Berlin, Germany

C40 Cities Finance Facility

Institution | Technical assistance, Capacity Development & Knowledge Sharing
Ramon Torra
Barcelona (ciudad), Spain

Ramon Torra

Individual | Architect_AMB General Manager
Safaa Aldwaik
Ramallah, Palestine

Safaa Aldwaik

Individual | Director of GIS & IT / CTO
Tim Campbell
San Francisco, United States

Tim Campbell

Individual | Urban studies and planning
Sikho Msomi
Durban, South Africa

Sikho Msomi

Individual | Director
Nils Scheffler
Berlin, Germany

Nils Scheffler

Individual | Urban planner & developer