This is an alternative to the good old login box. This version features a little more functionality, including success/error messages, cookie check, forgot password feature etc.
Actually there is two plugins in this extension so you also get a user listing plugin as well.
After installing the extension on your TYPO3 system you will find two plugins added in the content elements plugin list. Further a static template “newloginbox” will be added globally to your TypoScript templates.
This is the login screen of typo3.org:
In the backend it is extremely easy to enter custom messages for the plugin:
... and here the “forgot password” feature: