Json.NET 6.0 received 4 releases this year, the latest last week. Over these releases, several new features have been added, including several F# specific features, support for JSONPath querying, ability to integrate with Dependency Injection frameworks, ability to Merge JSON objects and more.
Motorola RhoMobile 5.0 comes with a new licensing model, support for the latest iOS and Android versions, a set of new or improved cloud services – Build, Synchronization, Push Notification –, Zebra Printing support, and others.
Mozilla has released Firefox 31, including the implementation of new ECMAScript 6 features, malware blocking and new features for game developers.
Google released Chrome 36 for Windows, Mac, Linux and Android which includes some additions and improvements as well as various bug fixes and performance tweaks.
Stanislas Polu has recently announced the first public Alpha release of Breach, a modular browser built on Chromium and Node.js.
The TypeScript team is building a new, light-weight compiler core to replace it’s existing one. Early results show upto 5x performance improvements compared to the existing compiler.
Ember.js 1.6 has been released to the community, following delays caused by the addition of an AMD loader. However, this delay has been largely unremarked upon by the Ember community, with users excited about the new features in version 1.6 and the promise of 1.7.
Codio is a browser-based IDE supporting a large number of languages and including its own Ubuntu instance to test the code.
Ecma International has standardized the first edition of Dart, ECMA-408.
Jasper van Rijbroek has released Raddish, a new Node.js framework with "ridiculous speeds" that also comes with out of the box support for threads and sockets. According to its own notes, Raddish aims to be "amazingly fast". Van Rijbroek told InfoQ that by using a fallback system Raddish allows developers to write less code to reach their goals.
At the last Google I/O Google has introduced a new Gmail API aiming at "giving developers flexible, RESTful access to the user's inbox, with a natural interface to Threads, Messages, Labels, Drafts, and History", and bringing developers multiple benefits over IMAP, says Google.