Implementation of the new REST API for open source LBS-platform Geo2Tag

The article describes current state of Geo2Tag LBS platform project and new API version implementation. The platform was improved by following challenges: data visualization, extended datetime processing, social network integration and background calculations support. These challenges were justified by review of most important tendencies for geocontext applications and LBS platforms. Recommendations were fully implemented in API. Also the article contains description of new version implementation. As an example Open Data import API and specific plugin for Open Karelia system was implemented. This extension allowed performing geocontext markup of complex spatiotemporal data inside the platform.