Ushahidi is a web and mobile platform that allows you to create, visualize and share stories on a map. It allows individuals to share their stories on their own terms using the tools they already have. Ushahidi is free and open source software, so anyone can get involved by visiting http://community.ushahidi.com.
Sync with any Ushahidi deployment. Send reports with images and location data as well as receive alerts from others who have sent in reports to the site. Works in offline mode.