12NTC: Open-Source Mobile Apps for Social Change
Tech Soup
APRIL 10, 2012
Broadcast SMS. Think about that in comparison to your email open rates. Crowdsourcing and mapping. Crowdmap is a hosted version of Ushahidi , which allows you to gather data and visualize it on a map. Crowdmap is a hosted version of Ushahidi , which allows you to gather data and visualize it on a map.
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