The ExactTarget Fuel SOAP API provides developers the tools to develop Marketing Cloud applications in the App Center that developers will able to access via the web. The API also allows developers to establish the ExactTarget permissions that their applications need. Some of the available permissions developers can request include channels (i.e. email messages, sms,..), assets i.e. documents and images, contacts i.e. lists and audiences, data, and more.
The following is a list of SDKs from our SDK directory that matched your search term. Though your definition of an SDK may differ, in our world, we define SDKs as platform- specific tools for consuming existing APIs of the sort we list in our API directory. For example, the Ruby SDK for consuming the Twitter Ads API. If you think an SDK, API, or other asset is missing from our directory, be sure to check our guidelines for making contributions to ProgrammableWeb.