You can try out login extensions for the Best Joomla Extensions platform that support enhanced login modules and these extensions are compatible with both Joomla 2.5 and Joomla 3.x which means that they feature an easy template system along with the much-needed horizontal mode. Extensions can either be free or premium.
JA Login Module for Joomla – $50
Joomla Site Authentication Feature – $16
Joomla Login Register Slider Module – $14
BT Login Module
YJ Pop Login
Most of the login extensions feature an enhanced two-factor authentication that requests a separate password from those users who have it configured. Aside from the streamlined appearance of the Joomla Booking Extensions , they also come with a modal popup view for the purpose of login and customizable user menu options which can be displayed once the users log in.
JF Login Module
Social Login Module for Joomla
Social Authorization Joomla – SLogin
JV Login Module for Joomla