Vendored 2026-09-20 from npm (no CDN at runtime; see the LICENSE-*.txt files, all BSD-3 or MIT):
grapesjs                     0.23.6   grapes.min.js / grapes.min.css
grapesjs-blocks-basic        1.0.2    blocks-basic.js
grapesjs-preset-webpage      1.0.3    preset-webpage.js
grapesjs-plugin-forms        2.0.6    plugin-forms.js
grapesjs-navbar              1.0.2    navbar.js
grapesjs-custom-code         1.0.2    custom-code.js
grapesjs-tabs                1.0.6    tabs.js
grapesjs-tooltip             0.1.8    tooltip.js
grapesjs-style-bg            2.0.2    style-bg.js
grapesjs-touch               0.1.1    touch.js
grapesjs-component-countdown 1.0.2    countdown.js
Update: npm pack <pkg> ; copy package/dist/*.js here ; bump ?v= in studio.html.
grapesjs-parser-postcss      1.0.3    parser-postcss.js  (CSS parsed with PostCSS: keeps var() shorthands the browser parser drops)