In their own words

Ushahidi is a non-profit tech company that specializes in developing free and open source software for information collection, visualization and interactive mapping.

• The Ushahidi Platform allows anyone to gather distributed data via SMS, email or web and visualize it on a map or timeline. Our goal is to create the simplest way of aggregating information from the public for use in crisis response.

• CrisisNET finds, formats and exposes crisis data in a simple, intuitive structure.

• Crowdmap is a simple map-making tool, built on an open API, that allows you and the world to collaboratively map your world.

• SwiftRiver is an open source platform that helps users curate and prioritize realtime data.