The  Web Payments Working Group  has published a First Public Working Draft of  Payment Request API 1.1 . This specification standardizes an API to allow merchants (i.e. web sites selling physical or digital goods) to utilize one or more payment methods with minimal integration. User agents (e.g., browsers) facilitate the payment flow between merchant and user. The 1.1 version makes some clarifications about how to process optional data to payment request, and adds the ability to pass optional data when a payment response calls  .complete() .

The Web Applications Working Group published a W3C Recommendation today of Widget Packaging and XML Configuration . This specification standardizes a packaging format and metadata for a class of software known as widgets. Unlike traditional user interface widgets (e.g., buttons, input boxes, toolbars, etc.), widgets as specified in this document are full-fledged client-side applications that are authored using technologies such as HTML and then packaged for distribution. The Working Group also published today: a Working Draft of Widget URI scheme , which defines the widget URI scheme and rules for dereferencing a widget URI, which can be used to address resources inside a package. a Note of Requirement For Standardizing Widgets , which lists the design goals and requirements that specifications would need to address in order to standardize various aspects of widgets. a Last Call Working Draft of Web IDL , which can be used to describe interfaces that are intended to be implement...