React 0.14 Hits Release Candidate, Adding New Package Split, Refs Syntax, and More

Two months after entering beta, React 0.14 has reached release candidate status. React 0.14 will enforce separation of rendering and core concerns, make it easier to declare stateless components, and add new `refs` syntax.

ChakraCore Opens Up Microsoft Edge’s JavaScript Engine

Microsoft’s JavaScript engine core components will be open-sourced next month, Microsoft announced at JSConf US. ChakraCore will provide a fully-fledged, self-contained JavaScript virtual machine, Microsoft say, that includes everything that is required to parse, interpret, compile and execute JavaScript code without dependencies on Microsoft Edge internals.

TypeScript 1.8 Beta Adds Integration with JavaScript, Stateless Functional Components and More

TypeScript, Microsoft’s open source superset of JavaScript, has reached 1.8 beta, bringing many new language features and tools enhancements.

MIT's Polaris Touts Making Web Pages 34 Percent Faster

Polaris is a new JavaScript framework that aims to shrink Web pages load time by 34% at the median. Developed by researchers from MIT’s Computer Science and Artificial Intelligence Laboratory (CSAIL) and Harvard University, Polaris focuses on reducing latency associated to network trips.

Bloomberg Open-sources BuckleScript, JavaScript Backend for OCaml

Recently open-sourced BuckleScript, a JavaScript backend for OCaml, aims to bring OCaml type safe, high performance code to any JavaScript execution engine, Bloomberg say.