We've previously covered 3 free to geolocate any user. Today there's another option, with Quova offering its service for free for the first time. The simple API provides extensive geographic information with only a user's IP address (like 126.96.36.199) as input. The service was announced, along with a developer portal, at the Business of APIs conference in San Francisco.
Map mashups continue to mature in terms of sophistication and functionality, providing end users with an ever-expanding set of tools and applications. As a result, the intersection between traditional geospatial data and these new mashups requires well defined ways to transfer, distribute, and consume geospatial data in a web-friendly way.