Download
Current version 3.7 (November 2014)Get the API that lets you build mapping apps on the Flex platform. Integrate a wide range of mapping and GIS tasks, including editing, geocoding, routing, mapping and data visualization.
DownloadInstall and set up
Instructions are provided to help you install the API and set up your development environment.
Get StartedThe transition to JavaScript
The latest release of ArcGIS API for Flex is significant in that it is the last planned release of this technology. While technical support will be available through June of 2016, maintenance will be discontinued. Customers should begin exploring web solutions that are based on ArcGIS API for JavaScript. More information regarding this can be found in the following blog article.
Support BlogArcGIS Integration
Use ArcGIS.com or your own on-premises ArcGIS Server. The API provides tools to make working with both simple, including built-in support for OAuth authentication.
ArcGIS Viewer for Flex
A full application framework complete with source code for a proven, well-tested, popular application with many third-party widgets available.
Flex API Overview