All plugins are available on CDNJS

_vendors.yml

@@ -172,8 +172,6 @@ canvas_ribbon:
   name: ribbon.js
   version: 1.0.2
   file: dist/ribbon.min.js
-  unavailable:
-    - cdnjs
   integrity: sha256-UkSSapoJqxvq+8bSCIrAhXO+aOMBRmkK6vxjTstemLs=
 creative_commons:
   name: '@creativecommons/vocabulary'

scripts/events/lib/utils.js

@@ -75,7 +75,7 @@ const points = {
   ]
 };
 
-// Required by theme-next-docs
+// Required by theme-next-docs and @next-theme/plugins
 module.exports = {
   resolve,
   highlightTheme,

scripts/events/lib/vendors.js

@@ -34,7 +34,7 @@ module.exports = hexo => {
     if (key === 'pace_css') {
       value.file = `${value.dir}/${pace.color}/pace-theme-${pace.theme}.css`;
     }
-    const { name, file, unavailable } = value;
+    const { name, file } = value;
     const links = getVendors({
       ...value,
       minified: file,
@@ -42,7 +42,6 @@ module.exports = hexo => {
       custom  : vendors.custom_cdn_url
     });
     let { plugins = 'jsdelivr' } = vendors;
-    if (plugins === 'cdnjs' && unavailable && unavailable.includes('cdnjs')) plugins = 'jsdelivr';
     if (plugins === 'local' && typeof internal === 'undefined') plugins = 'jsdelivr';
     vendors[key] = {
       url      : links[plugins] || links.jsdelivr,