The W3C Visibility API allows a resource to request that a user agent guarantee to display its viewport in an unmodified manner and report on its success or failure in meeting this guarantee. Additionally, the API document defines a mechanism for requesting visibility protection and receiving notifications if events are delivered to a resource that is not meeting its visibility contract.
Eighteen APIs have been added to the ProgrammableWeb directory in categories such as Insurance, Testing, and Sales. One highlight today is the Vertafore API, which allows developers of insurance apps to gain access to previously unavailable agency data. Here's a rundown of the latest additions.