MyBB Community Forums

Name: Rate restrict
Description: This plugin will help you to restrict ratings. You can prevent the thread starter (owner) from rating his own thread and you can prevent certain users from rating any threads using their user id.
Demo: -
Version: 1.0
Compatibility: 1.4.x
Adds files: [yes]
Changes files: [no]
Adds templates: [no]
Changes templates: [no]
Adds to database: [no]
Changes database: [no]

Screenshots:
[attachment=15503]
Thread starter is not allowed to rate threads
[attachment=15505]
Other user (UID 2 in settings) is not allowed to rate threads
[attachment=15504]
Settings page

Download for subscribers:
http://www.mybbaddons.com/board/thread-617.html

What about Group ID's?

Mybb ACP -> Users&Groups -> Groups -> Yourgroup -> Posting/Rating Options? ->
Can rate threads? [ ] yes [x] no

Allready included in MyBB by default.