Standard

The minimum you need to provide is the skills prop to render a bar.

import SkillBar from 'react-skillbars';

const skills = [
  { type: 'Java', level: 100 },
  { type: 'React', level: 85 },
  { type: 'Javascript', level: 75 },
  { type: 'Spring', level: 50 },
  { type: 'Docker', level: 25 },
  { type: 'HTML', level: 20 },
  { type: 'NoSQL', level: 0 }
];
<SkillBar skills={skills}/>

Java

100%

React

85%

Javascript

75%

Spring

50%

Docker

25%

HTML

20%

NoSQL