Amazon has released an Appstore Sales Reporting API that allows developers to download sales reports programmatically. Developers use the API to retrieve monthly sales data as compressed CSV files. The CSV file contains item information such as marketplace, invoice ID, item name, and sales price.
Microsoft has announced that it is going to fork and extend Node.js, leading developers to express concern over what the move means for the long term future of Node.js. Historically (think Java), things have not always gone that well when Microsoft decides to fork and extend a technology.
It appears that Apple may be working on adding service workers support to WebKit. The WebKit Feature Status webpage has recently been changed from "Under Consideration" to "In Development." This change may be an indication that Apple will eventually support Progressive web apps (PWAs).