gulp-imagemin npm package of node.js
This is a plugin for gulp which is used to minify the .jpeg, .png,
.svg and gif files.
var gulp = require('gulp');
var imagemin = require('gulp-imagemin');
gulp.task('default', () =>
gulp.src('source/img/*')
.pipe(imagemin())
.pipe(gulp.dest('dist/images'))
);
$gulp