Tern
Intelligent JavaScript tooling
Screenshots

Hunter's comment
Tern is a stand-alone code-analysis engine for JavaScript. It is intended to be used with a code editor plugin to enhance the editor's support for intelligent JavaScript editing. source
Tern is a code-analysis engine for JavaScript coders. It has an autocomplete to aid smooth and fast coding. It also gives function argument hint. It automatically refactors your code.
Tern is open-source which is written in JavaScript. Tern is capable of running on both node.js and browser.
For more information, visit Github.
Link

This is posted on Steemhunt - A place where you can dig products and earn STEEM.
View on Steemhunt.com