Apache Software Foundation

Global open-source software development community managing 300+ collaborative projects through distributed governance and mentorship.

Fresh well-documented software-engineering

Arduino Open Hardware

Open-source electronics platform built by a global community of makers, educators, and engineers.

well-documented designeducationmanufacturingsoftware-engineering

Auroville Experimental Township

International community in India experimenting with collective governance and sustainable living.

established urban-planningeducationarts-cultureagriculture

Barcelona Superblock Program

Participatory urban redesign transforming city blocks to prioritize pedestrians and community space.

established urban-planningpublic-policyenvironmental-science

CERN Large Hadron Collider

The world's largest scientific instrument, operated by an international collaboration of over 10,000 scientists from 100+ countries.

well-documented environmental-sciencesoftware-engineeringpublic-policy

COVID-19 Open Science Collaborations

Unprecedented global scientific collaboration during the pandemic, with rapid open data sharing, preprint publishing, and distributed research teams.

established healthcaresocial-sciencespublic-policy

eBird Global Birding Database

Citizen science platform collecting worldwide bird observations to drive avian research and conservation.

well-documented environmental-sciencecitizen-scienceeducation

Fab Lab Network

Global network of community fabrication laboratories enabling local digital manufacturing and collaborative innovation.

established designmanufacturingeducation

Foldit Protein Folding Game

Crowdsourced protein folding puzzle game where players collectively solve complex biochemistry problems through gamified collaboration.

Fresh well-documented citizen-science

Galaxy Zoo

Citizen science project where volunteers classify galaxies from telescope images to advance astronomy research.

well-documented citizen-scienceeducation

Human Genome Project

International 13-year research effort to map the complete human genome through multi-institutional collaboration.

well-documented healthcaresocial-sciences

International Space Station (ISS)

Multi-national collaborative engineering and science project involving five space agencies across 15 countries.

well-documented environmental-sciencemanufacturingpublic-policy

Linux Kernel Development

The world's most successful open-source collaborative software project, with thousands of contributors across organizations.

well-documented software-engineering

Medellín Urban Innovation

Participatory transformation of a violence-affected city through inclusive infrastructure and social programs.

well-documented urban-planningpublic-policyeducation

Mondragon Cooperative

Worker-owned cooperative federation in Spain demonstrating collaborative governance in business at scale.

well-documented businessmanufacturingeducation

Mozilla Firefox Development

Open-source browser development combining paid engineers and global volunteer contributors.

well-documented software-engineering

NASA Mars Rover Mission Collaboration

International multi-organizational collaboration for designing, building, and operating Mars exploration rovers across decades.

Fresh well-documented environmental-science

NHS Integrated Care Systems

UK health system partnerships bringing together providers and commissioners to plan services collaboratively.

established healthcarepublic-policy

OpenStreetMap

Volunteer-driven open geographic data project creating a free editable map of the world through mass collaboration.

well-documented citizen-scienceurban-planningsoftware-engineering

Oslo Fjord City Participatory Urban Planning

Large-scale participatory co-design process for Oslo's waterfront transformation involving thousands of citizens.

established urban-planningdesignpublic-policy

PILOT: Technologies for Long-Term Collaboration

French PEPR research project developing technologies, visions, and guidelines for sustaining long-term distributed collaboration.

Fresh emerging software-engineeringeducationsocial-sciencespublishingdisaster-response

Transition Towns Movement

Grassroots community organizing for local resilience and sustainability in response to climate change.

established environmental-scienceurban-planningagriculture

Wikipedia

The world's largest collaboratively edited encyclopedia maintained by a global volunteer community.

well-documented educationpublishingcitizen-science

Wikipedia Collaborative Editing Model

How millions of volunteers collaboratively build and maintain the world's largest encyclopedia.

well-documented citizen-scienceeducationsocial-sciences