You can tag user on your forum posts .

This lets you download all posts in a thread in a choice of format.

MyBB 1.8 plugin to disable thread reviews in certain forums while writing replies.

Allows to the admins/moderators to write determinate text, the that show in specify forums BEFORE of the new thread or fast reply's send

Adds a default icon to threads and posts without an icon.

An advanced code/ syntax highlighting system for MyBB.

It allows users to bump their threads without posting. This plugin is based on the old 'Bump Thread' plugin by ZiNgA BuRgA.

Allow a courtesy edit time, whereby the 'edited by' message won't show up for a set amount of time.

Adds the ability to copy text to the clipboard with a tooltip for [PHP] and [CODE] blocks

Allows user to copy all attached URLs of post.

Shows Usernames in forumdisplay.php colored.

Allows you to have threads automatically closed upon reaching a certain amount of replies.

This plugin capitalizes the first letter of a thread title.

Converts the first character of each word in a thread title to uppercase.

A plugin for MyBB to Bookmark posts those are important to get quick access on a later stage

MyBB 1.8 plugin that allow to setup a badge for selected groups in postbit.

Embeds media files without using MyCode tags.

Complete Poll using list

Automatically sets the URL of the currently viewed post and optionally highlights it.

Forbid users from posting in a section unless they post in other sections