Safecity is a platform that crowdsources personal stories of sexual harassment and abuse in public spaces in Indian cities. Data are useful for individuals, local communities and local administration to identify factors that causes violent behavior and work on solutions.
Public barriers constantly prevent mobility-impaired people from participation. Wheelmap is an open and free online map for wheelchair-accessible places. It empowers users to share and access information on the wheelchair-accessibility of public places.
SeeClickFix allows anyone to report and track non-emergency issues via the internet. This empowers citizens, community groups, media organizations and governments to take care of and improve their neighborhoods.
A collaboration of government, nonprofits, businesses and citizens to map every tree in San Francisco! The information helps urban foresters and city planners to better manage trees, track and combat diseases, and plan future tree plantings.
Safecast is a global citizen science project working to empower people with data about their environments. Created after the Japan earthquake in 2011, it maintains the largest open dataset of background radiation measurements ever collected.