Awesome
unique-words 
Returns an array of unique words, or the number of occurrences of each word in a string or list.
Please consider following this project's author, Jon Schlinkert, and consider starring the project to show your :heart: and support.
Install
Install with npm:
$ npm install --save unique-words
Usage
const unique = require('unique-words');
console.log(unique('one two one two three'));
// => ['one', 'two', 'three']
console.log(unique(['foo', 'foo', 'foo bar', 'bar', 'bar baz foo']));
// => ['foo', 'bar', 'baz']
.counts
A .counts() method is exposed for getting the number of occurrences of each word.
console.log(unique.counts('one two one two three'));
//=> { one: 2, three: 1, two: 2 }
Case sensitivity
Note that words are case-sensitive. To get non-case-sensitive results, make all strings lower- or upper-case before passing them in.
About
<details> <summary><strong>Contributing</strong></summary>Pull requests and stars are always welcome. For bugs and feature requests, please create an issue.
</details> <details> <summary><strong>Running Tests</strong></summary>Running and reviewing unit tests is a great way to get familiarized with a library and its API. You can install dependencies and run tests with the following command:
$ npm install && npm test
(This project's readme.md is generated by verb, please don't edit the readme directly. Any changes to the readme must be made in the .verb.md readme template.)
To generate the readme, run the following command:
$ npm install -g verbose/verb#dev verb-generate-readme && verb
Author
Jon Schlinkert
License
Copyright © 2018, Jon Schlinkert. Released under the MIT License.
This file was generated by verb-generate-readme, v0.6.0, on July 17, 2018.