ACF: Multiple Taxonomy

Allows multiple instances of the same form to be run on a single page when using AJAX.

Run multiple instances of the same form on one page (with AJAX) without conflicts. An unofficial add-on for Gravity Forms.

WPC Multiple External Product URLs allows you to create multiple external / affiliate product URLs for any product and variation.

Allows one WordPress installation to be resolved and browsed at multiple domains.

Mass Pages/Posts Creator is a plugin which provide a simplest interface by which user can create multiple Pages/Posts at a time.

Set multiple passwords for your protected pages so you can give them to different users.