The Viadeo PHP SDK provides developers access to the SDK and reference for coding in PHP. With this SDK, developers will be able to integrate their PHP websites or applications with the features offered by the Viadeo API.
Before Facebook users consider an alternative social network, two things must be easily moved to that alternative; their friends and their data. Facebook's website advertises it will give you your data so it can be uploaded to another service. ProgrammableWeb puts that bold claim to the test.
Twitter has added alt text support to Twitter Cards and the Twitter REST API. Alt text is an important piece of metadata for those who are visually impaired as screen readers and browsers use alt text to explain to visually impaired users the content of each image on a web page.