ProcessWire Textformatter module that will add _blank and nofollow attributes to all external links in the content.
- Copy the module files into directory /site/modules/TextformatterExternalLinks/
- Click “Modules > Refresh” in ProcessWire Admin. Click install for the module labeled: “Textformatter External Links”.
- In any Textarea field using CKEditor or TinyMCE select
Textformatter External Linksfor the Text formaters option.