Dennis

<p>With this plugin registrations are only allowed if the user has an invitation code. This plugin is only for WordPress MU and is BuddyPress compatible.</p>


Invitation Code Checker

With this plugin registrations are only allowed if the user has an invitation code. This plugin is only for WordPress MU and is BuddyPress compatible.

tsachibenezra

<p>Yuvver allows your clients to share your Website, Products or Affiliate Program with their friends by E-mail</p>


Yuvver

The plugin requires you to register at a domain called yuvver.com which is no longer available. The site is not even indexed on Google.



Yuvver.com is not available for registrations anymore

Yuvver allows your clients to share your Website, Products or Affiliate Program with their friends by E-mail

Invitation Code Checker vs Yuvver