Node.js is used in AliOS as an important component of the app engine on mobile devices.

We need node.js to be more efficient and more lightweight cause resources are limited on mobile devices. We have developed some new features on node.js/v8 to improve performance and we want to give back to the community.

We have made some progress in the following parts:

• Node snapshot
• Multithreading——Lite Thread Worker
• Type annotation for optimization
• GC ...