www.soonertimes.com

Adds the ability for every user to set their own posts/topics per page settings.
A maximum can be set by the administrator.

Features:
Users are allowed to set their own topics/posts per page settings in UCP => Board Preferences => Edit display options
Administrators can set a maximum for the user-specific setting or fully disable it
Users are allowed to set a topic-specific posts per page settings which only applies to that topic, if they have the required permission.