marcucci

This is a very simple plugin that will check to see if a visitor is logged in before allowed your WordPress site to be displayed. 
If they are not it will display the login page of your site. It will also add text on the login page to explain that the site 
required all visitors to login.

Password Protect Plugin for WordPress

Force all visitors to login before accessing your wordpress site and add a message on the login screen explaining that login is required.

rc183

A plugin to force buddypress users to complete the required fields of their profiles. 
Each users with a non complete profile are redirecting to their profile page and a notice is displayed with the required fields. 
Multilanguages : English, French and Danish (Thanks to Ronnie Skansing).

Bp Force Profile

A plugin to force buddypress users to complete the required fields of their profiles

Password Protect Plugin for WordPress vs Bp Force Profile