This is character thumbnail. It is used to create a thumbnail for initial words.
npm i char-thumbnail
import { CharThumbnail } from 'char-thumbnail';
const charThumbnail = new CharThumbnail();
const name = charThumbnail.charThumb('aashika',{size: 3});
// => A00
const name = charThumbnail.charThumb('aashika lakshmanan',{size: 2});
// => AL
const name = charThumbnail.charThumb('aashika lakshmanan m',{size: 3});
// => ALM
const name = charThumbnail.charThumb('aashika',{size: 1});
// => A