The following is a collection of advocacy organizations, funding sources, media coverage, online tools, and software focused on making cities better, more efficient, and more resilient. The majority are U.S.-based and focused, so we particularly welcome suggestions from other parts of the world. Please email with your suggestions.

8-80 cities

8-80 Cities is dedicated to contributing to the transformation of cities into places where people can walk, bike, access public transit and visit vibrant parks and public places.

Agile Cities

Agile Cities is an initiative connecting cities, innovation leaders in business and society, and civic organizations to promote an open standard for civic efficiency.

American Planning Association

The APA is a U.S.-based membership organization focused on community planning and citizen empowerment.

Asian Coalition for Housing Rights

The Asian Coalition for Housing Rights (ACHR) is a network of grassroots commuity organizations, NGOs, and professionals involved with urban poor development processes in Asian cities.

C40 Cities Climate Leadership Group

C40 Cities Climate Leadership Group is a network of the world’s megacities committed to addressing climate change.

CEOs for Cities

CEOs for Cities is a cross-sector civic innovation lab and network of urban leaders and change agents.

City Atlas

City Atlas is a New Yorker’s comprehensive guide to events, ideas and actions that are positively impacting and forming our city’s future.

Code for America

CfA brings technology to bear on governments and public services, helping them work better for all people.

Community Matters

CommunityMatters champions the notion that people have the power to solve their communty’s problems and shape its future.

Congress for New Urbanism

The CNU is a membership organization tha promotes walkable, mixed-use neighborhood development and sustainable communities.


Embarq’s mission is to catalyze and help implement sustainable transport solutions to improve quality of life in cities worldwide.


ICLEI is an international association of local governments and their associations that have made a commitment to sustainable development.


A future for cities which includes migrants and their slums.


ioby is a crowd-funding platform specifically for environmental projects that improve neighborhoods, communities, and cities.


The ITDP works with cities worldwide to bring about transport solutions that cut greenhouse gas emissions, reduce poverty, and improve quality of life.

Living Cities

Living Cities is a collaborative of foundations and financial institutions that invests in the lives of low-income people and the cities where they live.

Mayors’ Institute on City Design

MICD is a partnership led by the National Endowment for the Arts and focused on preparing mayors to be the chief urban designers of their cities.

Meu Rio

Meu Rio is an independent popular movement to build a more democratic, just, and livable city as it prepares to host the World Cup and Olympics.

Municipal Art Society

The Municipal Art Society is New York’s leading organization dedicated to creating a more livable city.

National League of Cities

NLC is an association for U.S. municipalities, dedicated to helping city leaders build better communities.

National Resources Defense Council

The National Resources Defense Council addresses sustainable communities at the neighborhood level, throughout metropolitan regions, and across city systems.

New Cities Foundation

The New Cities Foundation is an international conglomerate that discusses the quality of life and work in the 21st-century global city.

Next City

Next American City connects cities and people working to improve them with ideas, information, and analysis.

Policy Link

Policy Link is grounded in the conviction that equity – just and fair inclusion – must drive all policy decisions in cities.

Project for Public Spaces

Project for Public Spaces is a planning, design, and educational organization advocating for public spaces that build stronger communities.

Shack/Slum Dwellers Internation

Shack/Slum Dwellers Internation (SDI) is a network of community-based organizations of the urban poor in 33 countries in Africa, Asia, and Latin America.

Sustainable Cities Design Academy (SCDA)

Sustainable Cities Design Academy (SCDA) provides leadership development and technical assistance to local community leaders engaged in community building projects.

Urban Land Institute

ULI is a multidisciplinary real estate forum with members in 95 countries, focused on land use policy and practice.

Women in Informal Employment

Women in Informal Employment: Globalizing and Organzaing (WIEGO) is a global action-research-policy network to improve the status of the working poor in the informal economy.

World Association of the Major Metropolises

The World Association of the Major Metropolises unites cities and metropolitan regions with more than a million inhabitants.