Foursquare - Foursquare is all about helping you find new ways to explore your city.
QGIS - QGIS is a desktop geographic information system, or GIS.
Tripadvisor - The Tripadvisor mobile app is available for the Android and iOS platforms. It can be used to create reviews of hotels, restaurants, and to chat with other travelers on Tripadvisor forums.
Esri ArcGIS - ArcGIS provides contextual tools for mapping and spatial reasoning so you can explore data & share location-based insights. ArcGIS is the heart of the Esri Geospatial Cloud. Try ArcGIS for free with 21-day trial.
Yellow Pages - YP.com local search connects you with over 19 million local businesses.
Geopointe - Geopointe enables Salesforce users to gain spatial insights via maps and apply geography to business processes.