The Klarna-api-bundle PHP SDK by asgoodasnu is an SDK that integrates and wraps the Klarna API into a symfony2 bundle. The Klarna API allows developers to integrate Klarna's functionality with other applications. Some example API methods include emailing invoices, crediting invoices, calculating costs, and managing inventories.
In a well-received move, major British newspaper The Guardian has opened up access to its content and data sets to third parties. The Guardian's Open Platform comprises both an API (our new Guardian API Profile) and a Data Store that provide access to multimedia content and data sets respectively. The Content API includes approximately 1,000,000 articles that go as far back as 1999 and in some cases much further back.