Login by phone or email along with Username
94412
Is there a way to register on my Drupal site with mobile number and password instead of email?
94746
Switch from OpenID to a Stack Exchange login
121883
Cannot login to my user account
69419
How to add a user without /home?
16462
Change email login to another id
154456
Use email address as primary key?
58116
Argument for/against splitting login process into checking username, then ask password?
127724
Change Email and password + New Account
92458
Execute a program at login
54930
Where is the login with Stack Exchange option gone?
27758
Forgot login credentials, can I look up my account from my username?
52627
Change default user for authentication
55017
How do I show a message with username and date at login?
69636
New login & signup pathway for the Stack Exchange network
85629
You should choose your Display Name when signing up
32587
Automatically login and lock
154308
Request email and password Facebook from your app?