Expire Passwords After 90 Days
Makes users in chosen roles reset their password once it is older than 90 days; at login they are told it has expired and pointed to the password reset form.
Snippet Library
Login snippets for WordPress
Snippets for the WordPress login page and the way people sign in: your logo and colors, a custom redirect after login, friendlier error messages and limits on who can get in. For anyone who wants a branded, safer login without another plugin.